Please note that the following list includes (variant) names for languages, (sub)dialects and other such (sub)systems such as they occur or have occurred in publications and/or are or have been in use otherwise. This list is therefore not exhaustive nor does it differentiate or in any way evaluate the status, official or otherwise of such a name or the system it refers to.
Keywords for Bantu languages were assigned based on the language group classification of the New Updated Guthrie List (opens as pdf) compiled by Jouni Filip Maho.
Last updated: January 2025
A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z
| Language | Genetic classification |
|---|---|
| AAE see: African American English | Modern English |
| Aage see: Esimbi | Benue-Congo |
| ǂAakhoe | Khoisan |
| Aari | Omotic |
| Aasá see: Aasáx | Cushitic |
| Aasáx | Cushitic |
| AAVE see: African American English | Modern English |
| Abau | Papuan |
| Abaza | Abkhaz |
| Abazin see: Abaza | Abkhaz |
| Abenaki | Algonquian-Ritwan (Algic) |
| Abenaqui see: Abenaki | Algonquian-Ritwan (Algic) |
| Abidji | Kwa |
| Abipón | Languages of the Chaco Region |
| Abkhaz | Abkhaz |
| Abma see: Raga | Melanesian and Micronesian |
| Abo | Bantu |
| Abron | Kwa |
| Abu Jinuk | Nilo-Saharan |
| Abua | Benue-Congo |
| Abui | Papuan |
| Abul see: Heiban | Kordofanian |
| Abun | Papuan |
| Abure | Kwa |
| Aḅurenị | Benue-Congo |
| Abxazo see: Abkhaz | Abkhaz |
| Acadian French | Modern French |
| Acehnese | Western Malayo-Polynesian |
| Achagua | Arawakan stock |
| Achang | Burmese-Lolo (Burmic) |
| Aché | Guarani |
| Acheron | Kordofanian |
| Achi | Mayan |
| Acholi | Nilo-Saharan |
| Achumawi see: Paleihnihan | North American small families and isolates |
| Adamawa | Adamawa |
| Adamawa-Ubangian | Adamawa-Ubangian |
| Adamorobe Sign Language | Individual sign languages (except ASL) |
| Adang | Papuan |
| Adare see: Harari | Ethiopic |
| Adele | Kwa |
| Aderinya see: Harari | Ethiopic |
| Adioukrou | Kwa |
| Adjarian | Georgian |
| Adna-mat-na see: Adynyamathanha | Southwest Pama-Nyungan |
| Adygei see: Circassian (Adyghe) | Circassian (Adyghe) |
| Adyghe see: Circassian (Adyghe) | Circassian (Adyghe) |
| Adynyamathanha | Southwest Pama-Nyungan |
| Adzera | Melanesian and Micronesian |
| Afar | Cushitic |
| Afenmai see: Yekhee | Benue-Congo |
| Afghan Sign Language | Individual sign languages (except ASL) |
| Afitti | Nilo-Saharan |
| African American English | Modern English |
| African French | Modern French |
| African Portuguese | Non-European Portuguese |
| Afrikaans | Afrikaans |
| Afro-Asiatic (Hamito-Semitic) languages | Afro-Asiatic (Hamito-Semitic) languages |
| Afro-Bolivian Spanish | Romance lexifier pidgins and creoles |
| Afro-Brazilian Portuguese | Non-European Portuguese |
| Afro-Hispanic Pidgin see: Bozal Spanish | Romance lexifier pidgins and creoles |
| Afro-Peruvian Spanish | Romance lexifier pidgins and creoles |
| Afro-Portuguese Creole of Casamance | Romance lexifier pidgins and creoles |
| Afro-Puerto Rican Spanish | Romance lexifier pidgins and creoles |
| Afro-Seminole | English lexifier pidgins and creoles |
| Afro-Yungueño Spanish see: Afro-Bolivian Spanish | Romance lexifier pidgins and creoles |
| Agaw | Cushitic |
| Agäw see: Agaw | Cushitic |
| Aghem | Benue-Congo |
| Aghul see: Agul | Lezghian |
| Agni see: Anyin | Kwa |
| Agta | Languages of the Philippines |
| Aguacateco see: Awakatek | Mayan |
| Aguaruna | Languages of the South American Northern Foothills |
| Agul | Lezghian |
| Agutaynen | Languages of the Philippines |
| Agwagwune | Benue-Congo |
| Ahamb | Oceanic |
| Àhàn | Benue-Congo |
| Ahirani | Southern Indo-Aryan (Marathi) |
| A-Hmao | Hmong-Mien (Miao-Yao) |
| Ahom | Southwestern Tai |
| Ahtena see: Ahtna | Athapaskan-Eyak |
| Ahtna | Athapaskan-Eyak |
| Ai Nan see: Maonan | Kam-Sui |
| Aikaná see: Aikanã | Languages of Central Amazonia |
| Aikanã | Languages of Central Amazonia |
| Aimele | Papuan |
| Aimol | South Central Trans-Himalayan (Kuki-Chin) |
| Ainu | Ainu |
| Aiton | Southwestern Tai |
| Aivaliot see: Asia Minor Greek | Modern Greek |
| Äiwoo see: Ayiwo | Papuan |
| Aja see: Ajagbe | Kwa |
| Ajagbe | Kwa |
| Ajië | Melanesian and Micronesian |
| Ajumbu | Benue-Congo |
| Aka-Bea | Andamanese |
| Akan | Kwa |
| Akaselem | Gur (Voltaic) |
| Akawaio | Carib family |
| Akebu | Kwa |
| Akha | Burmese-Lolo (Burmic) |
| Akhvakh see: Axvax | Avaro-Andi-Dido |
| Akie see: Okiek | Nilo-Saharan |
| Akkadian | Akkadian |
| Aklanon | Languages of the Philippines |
| Akoko | Benue-Congo |
| Akpes | Benue-Congo |
| Akposo see: Kposo | Kwa |
| Akum | Benue-Congo |
| Akuntsú | Tupian stock |
| Akwa | Bantu |
| Akwe-Xerente see: Xerente | Jê family |
| ’Ala’ala | Melanesian and Micronesian |
| Alaba see: Allaaba | Cushitic |
| Alabama-Koasati | Muskogean |
| Alagwa | Cushitic |
| Alamblak | Papuan |
| Alanic | Middle Iranian |
| Alaša see: Alasha | Oirat (including Kalmyk) |
| Alasha | Oirat (including Kalmyk) |
| Alawa | Non-Pama-Nyungan |
| Albanian see: Udi | Lezghian |
| Albanian | Albanian |
| Alderney English see: Channel Island English | Modern English |
| Ale | Cushitic |
| Alege | Nilo-Saharan |
| Alemannic | New High German |
| Aleut | Eskimo-Aleut |
| Algarve Portuguese | Modern Portuguese |
| Algerian Arabic | Modern Arabic dialects |
| Algerian Berber | Berber |
| Algerian Jewish Sign Language | Individual sign languages (except ASL) |
| Algherese | Modern Catalan |
| Algic see: Algonquian-Ritwan (Algic) | Algonquian-Ritwan (Algic) |
| Algonkin | Algonquian-Ritwan (Algic) |
| Algonquian-Ritwan (Algic) | Algonquian-Ritwan (Algic) |
| Alipur Sign Language | Individual sign languages (except ASL) |
| Allaaba | Cushitic |
| Allang | Central Malayo-Polynesian |
| Allentiac | Languages of the South American Cone |
| Almora | Bodish languages |
| Alorese | Central Malayo-Polynesian |
| Alor (Adang) see: Adang | Papuan |
| Alor Malay | Bahasa Indonesia and Bahasa Melayu |
| Alor-Pantar | Papuan |
| Alsatian | New High German |
| Alsea | North American small families and isolates |
| Altai see: Altay | Northeast Turkic |
| Altaic | Altaic |
| Altay | Northeast Turkic |
| Altinin see: Palewyami | Yokuts |
| Alune | Central Malayo-Polynesian |
| Alutiiq | Eskimo-Aleut |
| Alutor see: Alyutor | Chukchi-Kamchatkan |
| Alyawarr see: Alyawarra | Pama-Nyungan |
| Alyawarra | Pama-Nyungan |
| Alyutor | Chukchi-Kamchatkan |
| Ama | Papuan |
| Ama (Eastern Sudanic) | Nilo-Saharan |
| Amahai | Central Malayo-Polynesian |
| Amahuaca | Pano family |
| Amami Ryukyuan | Modern Japanese |
| Amara | Melanesian and Micronesian |
| Amarasi | Central Malayo-Polynesian |
| Amarinnya see: Amharic | Ethiopic |
| Amarinya see: Amharic | Ethiopic |
| Amathusian | Minoan, Eteocretan, Prehellenic |
| Amazigh see: Berber | Berber |
| Amazonian French Creole | Romance lexifier pidgins and creoles |
| Amazonic Spanish | Non-European Spanish |
| Ambakich | Papuan |
| Ambel | Papuan |
| Ambonese Malay | Bahasa Indonesia and Bahasa Melayu |
| Ambulas | Papuan |
| Amdo | Tibetan (Central Bodish) |
| Amele | Papuan |
| American English see: US English | Modern English |
| American Indian Sign Language | Individual sign languages (except ASL) |
| American Norwegian | Norwegian |
| American Sign Language | American Sign Language |
| American Swedish | Swedish |
| Amharic | Ethiopic |
| Amharinya see: Amharic | Ethiopic |
| Amis | Formosan |
| Amish Shwitzer | New High German |
| ǂ’Amkoe | Khoisan |
| Ammonite | Ammonite |
| Amondawa see: Amundava | Tupi-Guarani substock |
| Amorite | Amorite |
| Amuesha | Arawakan stock |
| Amundava | Tupi-Guarani substock |
| Amurdak | Non-Pama-Nyungan |
| Amuzgo | Otomanguean |
| Ana Juba Arabic see: Juba Arabic | Pidgins and creoles with lexifiers other than Romance and English |
| Anaang | Benue-Congo |
| Anakalangan | Central Malayo-Polynesian |
| Anal | South Central Trans-Himalayan (Kuki-Chin) |
| Anambé | Tupi-Guarani substock |
| Anamgura | Papuan |
| Anamuxra see: Anamgura | Papuan |
| Anarya | Modern Indo-Aryan |
| Anatolian | Anatolian |
| Anatolian Arabic | Modern Arabic dialects |
| Ancient Arabic (Safaitic, Lihyanite, Thamudic, Hasaitic) | Ancient Arabic (Safaitic, Lihyanite, Thamudic, Hasaitic) |
| Ancient Ethiopic see: Geʿez | Ethiopic |
| Ancient Greek | Ancient Greek |
| Ancient languages of the Balkans | Ancient languages of the Balkans |
| Ancient languages of the Iberian peninsula see: Basque and the ancient languages of the Iberian peninsula | Basque and the ancient languages of the Iberian peninsula |
| Ancient Latin | Ancient Latin |
| Ancient North Arabian | Ancient Arabic (Safaitic, Lihyanite, Thamudic, Hasaitic) |
| Andalusian Arabic | Modern Arabic dialects |
| Andalusian Spanish | Modern Spanish |
| Andamanese | Andamanese |
| Andean Spanish | Non-European Spanish |
| Andi | Avaro-Andi-Dido |
| Andio | Western Malayo-Polynesian |
| Andoke | Languages of the South American Northern Foothills |
| Aneityum | Melanesian and Micronesian |
| Anejom see: Aneityum | Melanesian and Micronesian |
| Anfillo | Omotic |
| Angami | Central Trans-Himalayan |
| Angan | Papuan |
| Angas-Sura | Chadic |
| Angkuic | Northern Mon-Khmer |
| Angolan Portuguese | Non-European Portuguese |
| Angolar | Romance lexifier pidgins and creoles |
| Anguillan Creole | English lexifier pidgins and creoles |
| Ancash Quechua | Quechua |
| ǁAni | Khoisan |
| Anii | Kwa |
| Animere | Kwa |
| Anindilyakwa | Non-Pama-Nyungan |
| Annobonese see: Fa d’Ambu | Romance lexifier pidgins and creoles |
| Anong see: Nung | Central Trans-Himalayan |
| Antigua and Barbuda Creole English | English lexifier pidgins and creoles |
| Antillean Creole | Romance lexifier pidgins and creoles |
| Anuki | Melanesian and Micronesian |
| Anum | Kwa |
| Añún | Arawakan stock |
| Anuta | Polynesian |
| Anyi see: Anyin | Kwa |
| Anyin | Kwa |
| Anywa | Nilo-Saharan |
| Ao | Central Trans-Himalayan |
| Apabhramsa | Middle Indo-Aryan |
| Apache | Athapaskan-Eyak |
| Apalai | Carib family |
| Apali | Papuan |
| Apatani | Central Trans-Himalayan |
| Apiaká | Carib family |
| Apinajé | Jê family |
| Apinayé see: Apinajé | Jê family |
| Apma see: Raga | Melanesian and Micronesian |
| Appalachian English | Modern English |
| Appolo see: Nzema | Kwa |
| Apro | Kwa |
| Apurinã | Arawakan stock |
| Aquitanian | Basque |
| Ar Khorchin see: Baarin | Mongolian proper |
| Arabana-Wangganguru | Pama-Nyungan |
| Arabela | Languages of the South American Northern Foothills |
| Arabic see: Central Semitic: Arabic | Central Semitic: Arabic |
| Araduyiwar see: Gawar-Bati | Dardic |
| Arafundi | Papuan |
| Aragonese | Ibero-Romance |
| Arakanese | Burmese-Lolo (Burmic) |
| Araki | Melanesian and Micronesian |
| Aralle-Tabulahan | Western Malayo-Polynesian |
| Aramaic | Aramaic |
| Aranda see: Arrernte | Pama-Nyungan |
| Arandic | Pama-Nyungan |
| Aranese | Modern Occitan |
| Araona | Takana family |
| Arapaho | Algonquian-Ritwan (Algic) |
| Arapesh see: Buki | Papuan |
| Arara | Tupian stock |
| Arara (Panoan) | Pano family |
| Arara do Pará | Carib family |
| Arawá | Arawan family |
| Arawakan stock | Arawakan stock |
| Arawan family | Arawan family |
| Araweté | Tupi-Guarani substock |
| Arbanasi | Albanian |
| Arbel | Modern Aramaic |
| Arbëneshë see: Arbanasi | Albanian |
| Arbëresh | Albanian |
| Arbore | Cushitic |
| Archi | Lezghian |
| Ardhamagadhi | Middle Indo-Aryan |
| 'Are'are | Melanesian and Micronesian |
| Argentinian Sign Language | Individual sign languages (except ASL) |
| Argobba | Ethiopic |
| Argobbinya see: Argobba | Ethiopic |
| Aribwatsa | Melanesian and Micronesian |
| Arikara | Caddoan |
| Arleng see: Karbi | Central Trans-Himalayan |
| Armenian | Armenian |
| Aromanian | Balkan Romance |
| Arop | Melanesian and Micronesian |
| Arop-Lokep | Melanesian and Micronesian |
| Arosi | Melanesian and Micronesian |
| Arpitan see: Franco-Provençal | Franco-Provençal |
| Arrarnte see: Arrernte | Pama-Nyungan |
| Arrernte | Pama-Nyungan |
| Arsacid Pahlavi see: Parthian | Middle Iranian |
| Arta | Languages of the Philippines |
| Aru | Central Malayo-Polynesian |
| Aru Khorchin see: Baarin | Mongolian proper |
| Aruá | Tupian stock |
| Arumanian see: Aromanian | Balkan Romance |
| Arvanitika | Albanian |
| Arwur see: Warray | Non-Pama-Nyungan |
| Asamiya see: Assamese | Eastern Indo-Aryan |
| Asháninka | Arawakan stock |
| Ashéninca | Arawakan stock |
| Ashkun | Nuristani (Kafir) |
| Ashtiyani | West Iranian |
| Asia Minor Greek | Modern Greek |
| Asian Englishes | Modern English |
| Asianic and Mediterranean languages | Asianic and Mediterranean languages |
| Asianic languages | Asianic languages |
| Asilulu | Central Malayo-Polynesian |
| Aslian | Southern Mon-Khmer |
| Asmat-Kamoro | Papuan |
| Assamese | Eastern Indo-Aryan |
| Assiniboine | Siouan |
| Assyrian | Akkadian |
| Asturian | Ibero-Romance |
| Asurini do Tocantins | Tupi-Guarani substock |
| Asurini do Xingu | Tupi-Guarani substock |
| Atacameño see: Kunsa | Languages of the South American Cone |
| Atadei | Central Malayo-Polynesian |
| Atakapa | North American small families and isolates |
| Atayal | Formosan |
| Ateso | Nilo-Saharan |
| Athapaskan | Athapaskan-Eyak |
| Athapaskan-Eyak | Athapaskan-Eyak |
| Athpare | Himalayan Bodic languages |
| Ati Piman | Uto-Aztecan |
| Atlantic | Atlantic |
| Atong | Central Trans-Himalayan |
| Atsi | Bantu |
| Atsina | Algonquian-Ritwan (Algic) |
| Atsugewi see: Paleihnihan | North American small families and isolates |
| Attié | Kwa |
| ’Auhelawa | Melanesian and Micronesian |
| Aujila | Berber |
| Aukaans see: Ndyuka | English lexifier pidgins and creoles |
| Aukan see: Ndyuka | English lexifier pidgins and creoles |
| Aulua | Melanesian and Micronesian |
| ǀ’Auni | Khoisan |
| Aushi | Bantu |
| Austral | Polynesian |
| Australian | Australian |
| Australian Aboriginal English | Modern English |
| Australian English | Modern English |
| Australian Pidgins | English lexifier pidgins and creoles |
| Australian Sign Language | Individual sign languages (except ASL) |
| Austrian German | New High German |
| Austrian Sign Language | Individual sign languages (except ASL) |
| Austro-Asiatic | Austro-Asiatic |
| Austronesian | Austronesian |
| Austronesian, Papuan and Australian languages | Austronesian, Papuan and Australian languages |
| Avá | Guarani |
| Avá-Canoeiro | Tupi-Guarani substock |
| Avaipa | Papuan |
| Avar | Avaro-Andi-Dido |
| Avaro-Andi-Dido | Avaro-Andi-Dido |
| Avatime | Kwa |
| Avava | Melanesian and Micronesian |
| Avestan | Old Iranian |
| Avikam | Kwa |
| Awa | Languages of Northwest South America |
| Awa Pit see: Awa | Languages of Northwest South America |
| Awabakal | Southwest Pama-Nyungan |
| Awad Bing | Melanesian and Micronesian |
| Awakatek | Mayan |
| Awar | Papuan |
| Awara | Papuan |
| Awarai see: Warray | Non-Pama-Nyungan |
| Awarra see: Warray | Non-Pama-Nyungan |
| Awetí | Tupian stock |
| Awiakay | Papuan |
| Awing | Benue-Congo |
| Awjila see: Aujila | Berber |
| Awngi | Cushitic |
| Awtuw | Papuan |
| Awutu see: Efutu | Kwa |
| Awyu | Papuan |
| Axvax | Avaro-Andi-Dido |
| Ayere | Benue-Congo |
| Ayiwo | Papuan |
| Aymara | Aymara |
| Ayöök | Mixe-Zoquean |
| Ayoreo | Languages of the Chaco Region |
| Ayu | Benue-Congo |
| Ayutla | Mixe-Zoquean |
| Azerbaijani | Azerbaijani |
| Azerbaijani Sign Language | Individual sign languages (except ASL) |
| Azorean Portuguese | Modern Portuguese |
| Aztecan see: Uto-Aztecan | Uto-Aztecan |
| Aʔɨwa | Languages of Western Amazonia |
| Baadi | Nyulnyulan |
| Baale | Nilo-Saharan |
| Baarin | Mongolian proper |
| Baba Malay | Bahasa Indonesia and Bahasa Melayu |
| Babanki see: Kejom | Benue-Congo |
| Babatana | Melanesian and Micronesian |
| Babine | Athapaskan-Eyak |
| Babylonian | Akkadian |
| Bactrian | Middle Iranian |
| Badaga | South Dravidian |
| Bade | Chadic |
| Badi see: Baadi | Nyulnyulan |
| Badiaranke see: Badyara | Atlantic |
| Badjidi | Pama-Nyungan |
| Badyara | Atlantic |
| Baenga-Bolombo | Bantu |
| Bafanji | Benue-Congo |
| Bafia A50 | Bantu |
| Bafo | Bantu |
| Bafou see: Yemba | Benue-Congo |
| Bafut | Benue-Congo |
| Baghdadi Arabic see: Iraqi Arabic | Modern Arabic dialects |
| Bagheli | Central Indo-Aryan |
| Bagulal | Avaro-Andi-Dido |
| Bagvalal | Avaro-Andi-Dido |
| Bahamian Creole English | English lexifier pidgins and creoles |
| Bahamian English | Modern English |
| Bahasa Indonesia and Bahasa Melayu | Bahasa Indonesia and Bahasa Melayu |
| Bahenemo see: Bahinemo | Papuan |
| Bahinemo | Papuan |
| Bahing | Himalayan Bodic languages |
| Bahnaric | Eastern Mon-Khmer |
| Bai | Eastern Trans-Himalayan |
| Baikeno | Central Malayo-Polynesian |
| Bailko see: Nijadali | Southwest Pama-Nyungan |
| Baima | Himalayan Bodic languages |
| Baining | Papuan |
| Baïnounk | Atlantic |
| Bainuk see: Baïnounk | Atlantic |
| Baiso see: Bayso | Cushitic |
| Bajan | English lexifier pidgins and creoles |
| Bajau | Western Malayo-Polynesian |
| Bajo | Western Malayo-Polynesian |
| Baka | Ubangian (Eastern) |
| Bakairí | Carib family |
| Baki | Melanesian and Micronesian |
| Bakoko | Bantu |
| Bakumpai | Western Malayo-Polynesian |
| Bak̓ʷəmk̓ala | Wakashan |
| Bala | Manchu |
| Balačka | Ukrainian or Russian |
| Balami | Himalayan Bodic languages |
| Balangingi | Languages of the Philippines |
| Balanta | Atlantic |
| Balantak | Western Malayo-Polynesian |
| Balearic Catalan | Modern Catalan |
| Balinese | Western Malayo-Polynesian |
| Bali-Vitu see: Muduapa | Melanesian and Micronesian |
| Balkan dialects see: Turkish (Osmanli), Balkan dialects, Gagauz | Turkish (Osmanli), Balkan dialects, Gagauz |
| Balkan linguistics | Balkan linguistics |
| Balkan Romance | Balkan Romance |
| Balochi see: Baluchi | Northwest Iranian |
| Balong | Bantu |
| Balti | Tibetan (Central Bodish) |
| Baltic | Baltic |
| Balto-Slavic | Balto-Slavic |
| Baluchi | Northwest Iranian |
| Balygu see: Nijadali | Southwest Pama-Nyungan |
| Bamako see: Bambara | Mande |
| Bamana see: Bambara | Mande |
| Bamanankan see: Bambara | Mande |
| Bambara | Mande |
| Bamileke-Bangangté see: Medumba | Benue-Congo |
| Bamun | Benue-Congo |
| Ban Khor Sign Language | Individual sign languages (except ASL) |
| Banaro | Papuan |
| Banat | Bulgarian |
| Banavá-Jafi see: Banawá | Arawan family |
| Banawá | Arawan family |
| Banda | Ubangian (Eastern) |
| Bandanese | Central Malayo-Polynesian |
| Bandi | Mande |
| Bandial | Atlantic |
| Bandjalang see: Bundjalung | Non-Pama-Nyungan |
| Bangala | Bantu |
| Bangerang see: Yorta Yorta | Pama-Nyungan |
| Bangi | Bantu |
| Bangime | Languages of Sub-Saharan Africa |
| Bangi-Ntomba C30 | Bantu |
| Bangka | Bahasa Indonesia and Bahasa Melayu |
| Bangla see: Bengali | Bengali |
| Bangla Sign Language | Individual sign languages (except ASL) |
| Bangladeshi English | Modern English |
| Bangru | Central Trans-Himalayan |
| Bangubangu | Bantu |
| Baniva | Arawakan stock |
| Baniwa see: Baniva | Arawakan stock |
| Banjalang see: Bundjalung | Non-Pama-Nyungan |
| Banjar Malay | Bahasa Indonesia and Bahasa Melayu |
| Bankagooma | Mande |
| Banoni | Melanesian and Micronesian |
| Banoo | Bantu |
| Banso see: Lamnso | Benue-Congo |
| Bantawa | Himalayan Bodic languages |
| Bantik | Western Malayo-Polynesian |
| Bantu | Bantu |
| Bantu-Botatwe see: Lenje-Tonga M60 | Bantu |
| Banyaduq | Western Malayo-Polynesian |
| Baoan | Modern Mongolic languages besides Mongolian |
| Baoulé | Kwa |
| Baraamu | Bodish languages |
| Baraban | Western Kipchak (Tatar, Bashkir, Crimean Tatar, Karaim) |
| Baram | Himalayan Bodic languages |
| Baram Kajan | Western Malayo-Polynesian |
| Barang-Barang | Western Malayo-Polynesian |
| Barasana | Tukanoan stock |
| Barbacoan | Languages of Northwest South America |
| Barbadian Creole see: Bajan | English lexifier pidgins and creoles |
| Bard see: Baadi | Nyulnyulan |
| Barda see: Baadi | Nyulnyulan |
| Bardi see: Baadi | Nyulnyulan |
| Bare | Arawakan stock |
| Barea see: Nera | Nilo-Saharan |
| Barein | Chadic |
| Bargam | Papuan |
| Bargoens | Modern Dutch |
| Bargut | Buriat (Buryat) |
| Bari | Nilo-Saharan |
| Bariai | Melanesian and Micronesian |
| Barkly | Non-Pama-Nyungan |
| Barngarla | Pama-Nyungan |
| Barombi | Bantu |
| Barranquenho | Ibero-Romance |
| Barunga Kriol | English lexifier pidgins and creoles |
| Barupu see: Warapu | Papuan |
| Baruya | Papuan |
| Barwe | Bantu |
| Barya see: Nera | Nilo-Saharan |
| Basa | Benue-Congo |
| Basaa | Bantu |
| Basaa A40 | Bantu |
| Basap | Malayo-Polynesian |
| Basay | Formosan |
| Bashkardi | Southwest Iranian |
| Bashkarik see: Kalami | Dardic |
| Bashkir | Western Kipchak (Tatar, Bashkir, Crimean Tatar, Karaim) |
| Basketo | Omotic |
| Basketto see: Basketo | Omotic |
| BASL see: Black American Sign Language | Individual sign languages (except ASL) |
| Basque | Basque |
| Basque and the ancient languages of the Iberian peninsula | Basque and the ancient languages of the Iberian peninsula |
| Bata | Chadic |
| Batad Ifugao see: Ifugao | Languages of the Philippines |
| Batak | Western Malayo-Polynesian |
| Batak Angkola | Western Malayo-Polynesian |
| Batak Dairi | Western Malayo-Polynesian |
| Batak Mandailing | Western Malayo-Polynesian |
| Bàtɔ̀nū | Gur (Voltaic) |
| Bathari | South Arabic |
| Bats see: Tsova-Tush | Nakh |
| Bauchi | Chadic |
| Baule see: Baoulé | Kwa |
| Baure | Arawakan stock |
| Bavarian | New High German |
| Bawlé see: Baoulé | Kwa |
| Bawule see: Baoulé | Kwa |
| Baya see: Gbaya | Ubangian (Eastern) |
| Bayot | Atlantic |
| Bayso | Cushitic |
| Bayungu | Southwest Pama-Nyungan |
| Bazaar Malay | Pidgins and creoles with lexifiers other than Romance and English |
| Bbadha see: Lendu | Nilo-Saharan |
| Beaver | Athapaskan-Eyak |
| Bebele | Bantu |
| Bedawiye see: Beja | Cushitic |
| Bedayuh | Western Malayo-Polynesian |
| Bedia see: Kudmali | Eastern Indo-Aryan |
| Bedja see: Beja | Cushitic |
| Bedouin Arabic | Modern Arabic dialects |
| Bedouin Sign Language | Individual sign languages (except ASL) |
| Beezen | Benue-Congo |
| Begak | Western Malayo-Polynesian |
| Behran see: Thayore | Paman |
| Beijing Mandarin | Modern Chinese |
| Beja | Cushitic |
| Bekol | Bantu |
| Bekwel | Bantu |
| Bel | Oceanic |
| Belait | Western Malayo-Polynesian |
| Belanda Bor | Nilo-Saharan |
| Belantak | Western Malayo-Polynesian |
| Belarusian (Byelo-Russian, White Russian) | Belarusian (Byelo-Russian, White Russian) |
| Belauan see: Palauan | Malayo-Polynesian |
| Belgian Dutch | Modern Dutch |
| Belgian French see: Walloon | Modern French |
| Belhare | Himalayan Bodic languages |
| Beli | Nilo-Saharan |
| Belizean Creole | English lexifier pidgins and creoles |
| Bella Coola | Salish |
| Bemba | Bantu |
| Bemba M40 | Bantu |
| Bembe-Buyi D50 | Bantu |
| Bena | Bantu |
| Bena-Kinga G60 | Bantu |
| Bena-Yungur | Adamawa |
| Bench | Omotic |
| Benchnon see: Bench | Omotic |
| Bende | Bantu |
| Beng | Mande |
| Bengali | Bengali |
| Bentulu | Western Malayo-Polynesian |
| Benue-Congo | Benue-Congo |
| Berau | Bahasa Indonesia and Bahasa Melayu |
| Berawan | Western Malayo-Polynesian |
| Berba see: Biali | Gur (Voltaic) |
| Berber | Berber |
| Berbice Dutch Creole | Pidgins and creoles with lexifiers other than Romance and English |
| Beria see: Zagawa-Bideyat-Berti | Nilo-Saharan |
| Berinmo | Papuan |
| Bermudian English | Modern English |
| Berta | Nilo-Saharan |
| Betawi Malay | Bahasa Indonesia and Bahasa Melayu |
| Bété | Kru |
| Bete-Bendi | Benue-Congo |
| Betoi | Languages of Northwest South America |
| Betta Kuruba see: Betta Kurumba | Tamil |
| Betta Kurumba | Tamil |
| Bezhita | Tsezic |
| Bezhta see: Bezhita | Tsezic |
| Bezhti see: Bezhita | Tsezic |
| Bhaca | Bantu |
| Bhadarwahi | Northern Indo-Aryan (Pahari/Himalayan) |
| Bhil | Central Indo-Aryan |
| Bhojpuri | Eastern Indo-Aryan |
| Bhujel | Himalayan Bodic languages |
| Biak | South Halmahera-West-New Guinea |
| Biali | Gur (Voltaic) |
| Biao | Tai-Kadai |
| Biao Min | Hmong-Mien (Miao-Yao) |
| Biate | South Central Trans-Himalayan (Kuki-Chin) |
| Biblical Hebrew see: Pre-Biblical, Biblical and Mishnaic Hebrew | Pre-Biblical, Biblical and Mishnaic Hebrew |
| Bidayuh see: Bedayuh | Western Malayo-Polynesian |
| Bidiya | Chadic |
| Bidyogo see: Bijogo | Atlantic |
| Bierebo | Melanesian and Micronesian |
| Bieri see: Biali | Gur (Voltaic) |
| Bieria | Melanesian and Micronesian |
| Bih | Malayo-Polynesian |
| Bijago see: Bijogo | Atlantic |
| Bijogo | Atlantic |
| Bijori see: Birjia | Munda |
| Bikol | Languages of the Philippines |
| Bilen see: Bilin | Cushitic |
| Bilin | Cushitic |
| Bilinarra | Southwest Pama-Nyungan |
| Bilua | Papuan |
| Bilybara see: Pilbara | Southwest Pama-Nyungan |
| Bimanese | Central Malayo-Polynesian |
| Binanderean | Papuan |
| Binigura see: Pinikura | Australian |
| Bininj Gun-wok | Non-Pama-Nyungan |
| Bininj Kunwok see: Bininj Gun-wok | Non-Pama-Nyungan |
| Binjhia see: Birjia | Munda |
| Binji | Bantu |
| Binnigora see: Pinikura | Australian |
| Binukid | Languages of the Philippines |
| Birale see: Ongota | Afro-Asiatic (Hamito-Semitic) languages |
| Bira-Nyali D30 | Bantu |
| Birgandi | West Iranian |
| Birhor | Munda |
| Biri | Pama-Nyungan |
| Birjia | Munda |
| Birrdhawal | Pama-Nyungan |
| Birwa | Bantu |
| Bisa see: Bissa | Mande |
| Bisayan | Languages of the Philippines |
| Bislama | English lexifier pidgins and creoles |
| Bissa | Mande |
| Bisu | Burmese-Lolo (Burmic) |
| Bit | Austro-Asiatic |
| Bitur | Papuan |
| Biu-Mandara | Chadic |
| Bizisa | Eastern Trans-Himalayan |
| Bjokapakha | Western Trans-Himalayan |
| Black American Sign Language | Individual sign languages (except ASL) |
| Black Mountain see: Olekha | Tibetan (Central Bodish) |
| Black Seminole see: Afro-Seminole | English lexifier pidgins and creoles |
| Black South African English see: South African Black English | Modern English |
| Black Tai | Southwestern Tai |
| Blackfoot | Algonquian-Ritwan (Algic) |
| Blagar | Papuan |
| Blang | Northern Mon-Khmer |
| Blin see: Bilin | Cushitic |
| Boandik see: Buwandik | Paman |
| Bobe | Bantu |
| Bobo | Mande |
| Bobongko | Western Malayo-Polynesian |
| Bocota see: Buglere | Chibcha family |
| Bodic see: Western Trans-Himalayan | Western Trans-Himalayan |
| Bodish | Bodish |
| Bodish languages | Bodish languages |
| Bodo | Central Trans-Himalayan |
| Bodo-Garo | Central Trans-Himalayan |
| Bogo see: Bilin | Cushitic |
| Bogos see: Bilin | Cushitic |
| Bogue see: Esimbi | Benue-Congo |
| Bohairic | Coptic |
| Bokhan | Buriat (Buryat) |
| Boko | Mande |
| Bokobaru | Mande |
| Bokoto | Ubangian (Eastern) |
| Bola | Melanesian and Micronesian |
| Bolak | Planned languages |
| Bolango | Languages of the Philippines |
| Bole | Chadic |
| Bolgar see: Chuvash (Bolgar) | Chuvash (Bolgar) |
| Bolo | Bantu |
| Bolon | Mande |
| Bolyu | Southern Mon-Khmer |
| Bom | Atlantic |
| Bonan see: Baoan | Modern Mongolic languages besides Mongolian |
| Bonda see: Remo | Munda |
| Bondei | Bantu |
| Bondoukou see: Kulango | Gur (Voltaic) |
| Bondu-so | Niger-Congo (Niger-Kordofanian) |
| Bonggi | Languages of the Philippines |
| Bongili | Bantu |
| Bongo | Nilo-Saharan |
| Bongor Arabic | Pidgins and creoles with lexifiers other than Romance and English |
| Boni | Cushitic |
| Bontok | Languages of the Philippines |
| Booandik see: Buwandik | Paman |
| Boor | Chadic |
| Bora | Languages of the South American Northern Foothills |
| Borana | Cushitic |
| Border | Papuan |
| Border languages | Border languages |
| Boro | Omotic |
| Boro (Trans-Himalayan) see: Bodo | Central Trans-Himalayan |
| Bororo | Macro-Jê stock |
| Boruca | Chibcha family |
| Borum see: Botocudo | Macro-Jê stock |
| Bosavi | Papuan |
| Bosnian | Serbo-Croatian (Serbian, Croatian, Bosnian) |
| Bote | Eastern Indo-Aryan |
| Botlix | Avaro-Andi-Dido |
| Botocudo | Macro-Jê stock |
| Botswana English | Modern English |
| Bouakako Sign Language | Individual sign languages (except ASL) |
| Bouyei | Northern Tai |
| Bozal Spanish | Romance lexifier pidgins and creoles |
| Brabantic | Modern Dutch |
| Brahui | North Dravidian |
| Brazilian Portuguese | Non-European Portuguese |
| Brazilian Sign Language | Individual sign languages (except ASL) |
| Brazilian Venetian | Italo-Romance |
| Brazilian Vernacular Portuguese | Non-European Portuguese |
| Breton | Breton |
| Bribri | Chibcha family |
| Brijia see: Birjia | Munda |
| British English | Modern English |
| British Sign Language | Individual sign languages (except ASL) |
| Brittonic | Brittonic |
| Brokpa | Tibetan (Central Bodish) |
| Bru | Eastern Mon-Khmer |
| Brunei | Bahasa Indonesia and Bahasa Melayu |
| Brunei English | Modern English |
| Bua | Chadic |
| Buang | Melanesian and Micronesian |
| Bubia | Bantu |
| Bubi-Benga A30 | Bantu |
| Budinos | Planned languages |
| Budugh see: Budux | Lezghian |
| Budukh see: Budux | Lezghian |
| Buduma | Chadic |
| Budux | Lezghian |
| Buga | Khoisan |
| Bugan | Southern Mon-Khmer |
| Buganditj see: Buwandik | Paman |
| Bugawac | Melanesian and Micronesian |
| Bughotu | Melanesian and Micronesian |
| Buginese see: Bugis | Western Malayo-Polynesian |
| Bugis | Western Malayo-Polynesian |
| Buglere | Chibcha family |
| Bugotu see: Bughotu | Melanesian and Micronesian |
| Bugun | Central Trans-Himalayan |
| Buin | Papuan |
| Bujhyal see: Bhujel | Himalayan Bodic languages |
| Bukalabang | Papuan |
| Bukawa see: Bugawac | Melanesian and Micronesian |
| Bukharic | Southwest Iranian |
| Buki | Papuan |
| Bukusu | Bantu |
| Bulaga River languages see: Yelmek-Maklew | Papuan |
| Bulgarian | Bulgarian |
| Bulgarian recension | Old Slavic |
| Bulgarian Sign Language | Individual sign languages (except ASL) |
| Buli (Austronesian) | South Halmahera-West-New Guinea |
| Buli (Gur) | Gur (Voltaic) |
| Bulisa see: Buli (Gur) | Gur (Voltaic) |
| Bullom So see: Mani | Atlantic |
| Bulom see: Mani | Atlantic |
| Bulu | Bantu |
| Bulu-Bene | Bantu |
| Buma | Melanesian and Micronesian |
| Bumang | Austro-Asiatic |
| Bumthang | Bodish languages |
| Buna see: Bunaq | Papuan |
| Bunaba see: Bunuba | Non-Pama-Nyungan |
| Bunak see: Bunaq | Papuan |
| Bunaki see: Naki | Benue-Congo |
| Bunan | Bodish languages |
| Bunaq | Papuan |
| Bundeli | Hindi and Urdu |
| Bundjalung | Non-Pama-Nyungan |
| Bunganditj see: Buwandik | Paman |
| Bungku | Western Malayo-Polynesian |
| Bungu | Bantu |
| Bunong see: Mnong | Eastern Mon-Khmer |
| Bunu | Hmong-Mien (Miao-Yao) |
| Bunuba | Non-Pama-Nyungan |
| Bunun | Formosan |
| Buol | Languages of the Philippines |
| Bura-Pabir | Chadic |
| Burarra | Non-Pama-Nyungan |
| Burba see: Biali | Gur (Voltaic) |
| Burgenland Croatian | Serbo-Croatian (Serbian, Croatian, Bosnian) |
| Burgundian | Burgundian |
| Buriat (Buryat) | Buriat (Buryat) |
| Burji | Cushitic |
| Burmese | Burmese-Lolo (Burmic) |
| Burmese-Lolo (Burmic) | Burmese-Lolo (Burmic) |
| Burmeso | Papuan |
| Burmic see: Burmese-Lolo (Burmic) | Burmese-Lolo (Burmic) |
| Buru | Central Malayo-Polynesian |
| Burun | Nilo-Saharan |
| Burundi Sign Language | Individual sign languages (except ASL) |
| Burunge | Cushitic |
| Burushaski | South Asian isolates |
| Buryat see: Buriat (Buryat) | Buriat (Buryat) |
| Busa | Mande |
| Bushoong C80 | Bantu |
| Bussa | Cushitic |
| Butuanon | Languages of the Philippines |
| Buu | Benue-Congo |
| Buwal | Chadic |
| Buwandik | Paman |
| Buyang | Kadai |
| Buyuan see: Jino | Burmese-Lolo (Burmic) |
| Bwa | Bantu |
| Bwaidoka | Melanesian and Micronesian |
| Bwala | Bantu |
| Bwamu | Gur (Voltaic) |
| Bwe | Karen |
| Bwela | Bantu |
| Byali see: Biali | Gur (Voltaic) |
| Byangsi | Bodish languages |
| Byelo-Russian see: Belarusian (Byelo-Russian, White Russian) | Belarusian (Byelo-Russian, White Russian) |
| Byrale see: Ongota | Afro-Asiatic (Hamito-Semitic) languages |
| Byzantine and Medieval Greek | Byzantine and Medieval Greek |
| Caac | Oceanic |
| Cabécar | Chibcha family |
| Cabiyari | Arawakan stock |
| Cabrais see: Kabiyé | Gur (Voltaic) |
| Cacán | Languages of South America |
| Cacua | Languages of Western Amazonia |
| Caddo | Caddoan |
| Caddoan | Caddoan |
| Cahuapana see: Kawapana | Languages of the South American Northern Foothills |
| Cahuilla | Uto-Aztecan |
| Caijia | Trans-Himalayan |
| Cajun English | Modern English |
| Cak see: Chak | Central Trans-Himalayan |
| Čakavian | Serbo-Croatian (Serbian, Croatian, Bosnian) |
| Calabrian Greek see: Griko | Modern Greek |
| Callahuaya see: Kallawaya | Languages of the Andes |
| Caló | Romani |
| Calunga | Romance lexifier pidgins and creoles |
| Calusa | North American small families and isolates |
| Cama | Kwa |
| Cameroon Pidgin | English lexifier pidgins and creoles |
| Cameroon Sign Language | Individual sign languages (except ASL) |
| Camfranglais | Modern French |
| Camileroi see: Gamilaraay | Southwest Pama-Nyungan |
| Camling | Himalayan Bodic languages |
| Canaanite | Canaanite |
| Canadian English | Modern English |
| Canadian French | Modern French |
| Canarian Spanish | Modern Spanish |
| Candoshi-Shapra | Languages of Western Amazonia |
| Canela | Jê family |
| Cangin | Atlantic |
| Caning | Nilo-Saharan |
| Cantonese | Modern Chinese |
| Cantonese Nung | Modern Chinese |
| Cao Lan | Central Tai |
| Capanawa | Pano family |
| Cape Dutch Pidgin | Pidgins and creoles with lexifiers other than Romance and English |
| Cape Malay | Bahasa Indonesia and Bahasa Melayu |
| Cape Verdean Creole | Romance lexifier pidgins and creoles |
| Cape Verdean Portuguese | Non-European Portuguese |
| Cappadocian see: Asia Minor Greek | Modern Greek |
| Čaqar see: Chakhar | Mongolian proper |
| Caquetá see: Coreguaje | Tukanoan stock |
| Car | Southern Mon-Khmer |
| Cara | Khoisan |
| Carabayo | Languages of Western Amazonia |
| Carian | Carian |
| Carib see: Kari’ña | Carib family |
| Carib family | Carib family |
| Caribbean English | Modern English |
| Caribbean French Creole see: Antillean Creole | Romance lexifier pidgins and creoles |
| Caribbean Hindustani | Eastern Indo-Aryan |
| Caribbean Spanish | Non-European Spanish |
| Carijona | Carib family |
| Carinthian-Slovenian | Slovenian |
| Carrier | Athapaskan-Eyak |
| Cashinahua see: Cashinawa | Pano family |
| Cashinawa | Pano family |
| Catalan | Catalan |
| Catalan Sign Language | Individual sign languages (except ASL) |
| Caucasian languages | Caucasian languages |
| Caucasian Turkic (Karachay-Balkar, Kumyk) | Caucasian Turkic (Karachay-Balkar, Kumyk) |
| Cavineña | Takana family |
| Caxinaua see: Cashinawa | Pano family |
| Caxur see: Tsaxur | Lezghian |
| Cayapa see: Chachi | Languages of Northwest South America |
| Cayubaba | Languages of Western Amazonia |
| Cayuga | Iroquoian |
| Cebuano | Languages of the Philippines |
| Celebic | Western Malayo-Polynesian |
| Celtiberian see: Celtiberian and Hispano-Celtic | Celtiberian and Hispano-Celtic |
| Celtiberian and Hispano-Celtic | Celtiberian and Hispano-Celtic |
| Celtic | Celtic |
| Cemuhi | Melanesian and Micronesian |
| Cena | Individual sign languages (except ASL) |
| Central Alaskan Yupik see: Yupik | Eskimo-Aleut |
| Central American Spanish | Non-European Spanish |
| Central Asian Arabic | Modern Arabic dialects |
| Central Bodish see: Tibetan (Central Bodish) | Tibetan (Central Bodish) |
| Central Catalan | Modern Catalan |
| Central Delta | Benue-Congo |
| Central Dravidian | Central Dravidian |
| Central Indo-Aryan | Central Indo-Aryan |
| Central Italian dialects | Italo-Romance |
| Central Kenya Bantu see: Kikuyu-Kamba E50 | Bantu |
| Central Malay | Bahasa Indonesia and Bahasa Melayu |
| Central Malayo-Polynesian | Central Malayo-Polynesian |
| Central Manenguba | Bantu |
| Central Plains Mandarin | Modern Chinese |
| Central Semitic: Arabic | Central Semitic: Arabic |
| Central Sudanic | Nilo-Saharan |
| Central Tai | Central Tai |
| Central Taurus Sign Language | Individual sign languages (except ASL) |
| Central Tibetan | Tibetan (Central Bodish) |
| Central Trans-Himalayan | Central Trans-Himalayan |
| Central-Eastern Malayo-Polynesian | Central-Eastern Malayo-Polynesian |
| Cerma | Gur (Voltaic) |
| Cha’ Palaachi see: Chachi | Languages of Northwest South America |
| Chabacano | Romance lexifier pidgins and creoles |
| Chachi | Languages of Northwest South America |
| Chácobo | Pano family |
| Chadian Arabic | Modern Arabic dialects |
| Chadic | Chadic |
| Chadong | Kam-Sui |
| Chaga E60 | Bantu |
| Chagatay | Southeast Turkic (Uighur) |
| Chaha | Ethiopic |
| Chaima | Carib family |
| Chak | Central Trans-Himalayan |
| Chakali | Gur (Voltaic) |
| Chakhar | Mongolian proper |
| Chakma | Eastern Indo-Aryan |
| Chalkandu | Northeast Turkic |
| Cham | Western Malayo-Polynesian |
| Chamacoco | Languages of the Chaco Region |
| Chamalal | Avaro-Andi-Dido |
| Chamalin see: Chamalal | Avaro-Andi-Dido |
| Chamba-Daka | Adamawa |
| Chamikuro | Arawakan stock |
| Chamling see: Camling | Himalayan Bodic languages |
| Challow | Central Trans-Himalayan |
| Chamorro | Malayo-Polynesian |
| Chamuro see: Chamorro | Malayo-Polynesian |
| Chan see: Laz | Zan |
| Chaná | Languages of the Chaco Region |
| Chang | Central Trans-Himalayan |
| Changana | Bantu |
| Chanindawa see: Sharanawa | Pano family |
| Channel Island English | Modern English |
| Chantyal | Bodish languages |
| Chaocha Pai see: Coreguaje | Tukanoan stock |
| Chaouia | Berber |
| Chapakura stock | Chapakura stock |
| Chara | Omotic |
| Charrúan | Languages of the Chaco Region |
| Chashan Yao see: Lakkja | Tai-Kadai |
| Chasu | Bantu |
| Chatino | Otomanguean |
| Chatino Sign Language | Individual sign languages (except ASL) |
| Chattisgarhi | East-Central Indo-Aryan (Kosali) |
| Chaudangsi | Bodish languages |
| Chayahuita | Languages of the South American Northern Foothills |
| Chechen | Nakh |
| Chehalis | Salish |
| Cheke Holo | Melanesian and Micronesian |
| Chepang | Himalayan Bodic languages |
| Cheremis see: Mari (Cheremis) | Mari (Cheremis) |
| Cherepon | Kwa |
| Cherkes see: Circassian (Adyghe) | Circassian (Adyghe) |
| Cherokee | Iroquoian |
| Chewa-Nyanja | Bantu |
| Chewa-Nyanja N30 | Bantu |
| Cheyenne | Algonquian-Ritwan (Algic) |
| Chhulung see: Chulung | Himalayan Bodic languages |
| Chibcha family | Chibcha family |
| Chibcha-Misumalpa stock | Chibcha-Misumalpa stock |
| Chican Sign Language | Individual sign languages (except ASL) |
| Chicano English | Modern English |
| Chichimec | Otomanguean |
| Chickasaw | Muskogean |
| Chicomuceltec | Mayan |
| Chilcotin | Athapaskan-Eyak |
| Chilean Sign Language | Individual sign languages (except ASL) |
| Chilean Spanish | Non-European Spanish |
| Chilkhodin see: Chilcotin | Athapaskan-Eyak |
| Chimakuan | North American small families and isolates |
| Chimane | Languages of the South American Southern Foothills |
| Chimariko | North American small families and isolates |
| Chimbu-Wahgi | Papuan |
| Chimila | Chibcha family |
| Chin | South Central Trans-Himalayan (Kuki-Chin) |
| China English | Modern English |
| Chinese English see: China English | Modern English |
| Chinglish see: China English | Modern English |
| Chini | Papuan |
| Chinantec | Otomanguean |
| Chinese see: Sinitic (Chinese) | Sinitic (Chinese) |
| Chinese Pidgin English | English lexifier pidgins and creoles |
| Chinese Pidgin Russian | Pidgins and creoles with lexifiers other than Romance and English |
| Chinese Pidgin Spanish | Romance lexifier pidgins and creoles |
| Chinese Sign Language | Individual sign languages (except ASL) |
| Chinook Jargon | English lexifier pidgins and creoles |
| Chinookan | North American small families and isolates |
| Chintang | Himalayan Bodic languages |
| Chipaya | Languages of the Andes |
| Chipewyan | Athapaskan-Eyak |
| Chiquitano | Languages of Eastern Brazil |
| Chiriguano | Tupi-Guarani substock |
| Chirripó see: Cabécar | Chibcha family |
| Chiru | South Central Trans-Himalayan (Kuki-Chin) |
| Chitimacha | North American small families and isolates |
| Chitrali see: Khowar | Dardic |
| Chiwere | Siouan |
| Chkhalan see: Čxaluri | Zan |
| Chocha-ngachakha | Tibetan (Central Bodish) |
| Chocó | Languages of Northwest South America |
| Chocó Spanish | Romance lexifier pidgins and creoles |
| Choctaw | Muskogean |
| Chokri | Central Trans-Himalayan |
| Ch’ol | Mayan |
| Cholan | Mayan |
| Cholón | Languages of the Andes |
| Ch’olti’ | Mayan |
| Cholurian | Svan |
| Chon | Languages of the South American Southern Foothills |
| Chone | Tibetan (Central Bodish) |
| Chong | Eastern Mon-Khmer |
| Chontal de Oaxaca see: Tequistlatec | Mesoamerican small families and isolates |
| Chontal de Tabasco | Mayan |
| Chorasan Turkic see: Turkmen, Chorasan Turkic | Turkmen, Chorasan Turkic |
| Chorei | South Central Trans-Himalayan (Kuki-Chin) |
| Choresmian see: Khwarezmian | Middle Iranian |
| Chorote | Languages of the Chaco Region |
| Ch’orti’ | Mayan |
| Chota Valley Spanish | Romance lexifier pidgins and creoles |
| Choyu | Eastern Trans-Himalayan |
| Christian Arabic | Modern Arabic dialects |
| Christian Middle Arabic see: Middle Arabic | Middle Arabic |
| Chru | Malayo-Polynesian |
| Chuj | Mayan |
| Chukchansi | Yokuts |
| Chukchi | Chukchi-Kamchatkan |
| Chukchi-Kamchatkan | Chukchi-Kamchatkan |
| Chukotko see: Chukchi | Chukchi-Kamchatkan |
| Chulung | Himalayan Bodic languages |
| Chulupí see: Niwaklé | Languages of the Chaco Region |
| Chulym | Northeast Turkic |
| Chumash see: Chumashan | North American small families and isolates |
| Chumashan | North American small families and isolates |
| Chumburung | Kwa |
| Chundzur see: Avar | Avaro-Andi-Dido |
| Chung | Eastern Mon-Khmer |
| Chuukese | Melanesian and Micronesian |
| Chuvash (Bolgar) | Chuvash (Bolgar) |
| Chuwabu | Bantu |
| Cia-Cia | Central Malayo-Polynesian |
| Cicipu | Benue-Congo |
| Cilician Armenian | Armenian |
| Cimbrian | New High German |
| Cinta Larga | Tupian stock |
| Ciokwe | Bantu |
| Ciokwe-Luchazi K10 | Bantu |
| Circassian (Adyghe) | Circassian (Adyghe) |
| Clallam see: Klallam | Salish |
| Classical and Modern Standard Arabic | Classical and Modern Standard Arabic |
| Classical Egyptian see: Middle (Classical) Egyptian | Middle (Classical) Egyptian |
| Classical Malay | Bahasa Indonesia and Bahasa Melayu |
| Classical Tibetan | Tibetan (Central Bodish) |
| C’lela | Benue-Congo |
| Coahuilteco | North American small families and isolates |
| Coast Salish | Salish |
| Coastal Marind | Papuan |
| Cocama-Cocamilla see: Kukama-Kukamiria | Tupi-Guarani substock |
| Cocopa | Yuman |
| Coeur d’Alene | Salish |
| Cofán | Languages of the South American Northern Foothills |
| Cogapacori see: Nanti | Arawakan stock |
| Colac | Pama-Nyungan |
| Coligan see: Colac | Pama-Nyungan |
| Cológnoro | Italo-Romance |
| Colombian Sign Language | Individual sign languages (except ASL) |
| Colorado see: Tsafiki | Languages of Northwest South America |
| Columbia Salish | Salish |
| Colville-Okanagan see: Okanagan | Salish |
| Comanche | Uto-Aztecan |
| Comorian | Bantu |
| Comox | Salish |
| Conchucos Quechua | Quechua |
| Congo Swahili | Bantu |
| Continental Celtic | Continental Celtic |
| Continental Scandinavian | Continental Scandinavian |
| Cook Islands Māori | Polynesian |
| Coos | North American small families and isolates |
| Copi S60 | Bantu |
| Copper River see: Ahtna | Athapaskan-Eyak |
| Coptic | Coptic |
| Cora | Uto-Aztecan |
| Coreguaje | Tukanoan stock |
| Cornish | Cornish |
| Cornouaillais see: Kerneveg | Modern Breton |
| Corsican | Corsican |
| Costa Rican Sign Language | Individual sign languages (except ASL) |
| Costanoan | North American small families and isolates |
| Costeño Spanish | Romance lexifier pidgins and creoles |
| C’ova-Tušuri see: Tsova-Tush | Nakh |
| Craô see: Krahô | Jê family |
| Cree | Algonquian-Ritwan (Algic) |
| Creek-Seminole | Muskogean |
| Cree-Montagnais-Naskapi | Algonquian-Ritwan (Algic) |
| Crimean Tatar | Western Kipchak (Tatar, Bashkir, Crimean Tatar, Karaim) |
| Crnogorski see: Montenegrin | Serbo-Croatian (Serbian, Croatian, Bosnian) |
| Croatian | Serbo-Croatian (Serbian, Croatian, Bosnian) |
| Croatian recension | Old Slavic |
| Croatian Sign Language | Individual sign languages (except ASL) |
| Crow | Siouan |
| Cua | Eastern Mon-Khmer |
| Cuaiquer see: Awa | Languages of Northwest South America |
| Cuba Sign Language | Individual sign languages (except ASL) |
| Cubeo | Tukanoan stock |
| Cuiba | Languages of Western Amazonia |
| Cuicatec | Otomanguean |
| Cuka | Bantu |
| C’uli’ | Formosan |
| Cullo see: Dawro | Omotic |
| Cuman | Northwest Turkic (Kipchak) |
| Cun | Tai-Kadai |
| Cuna see: Kuna | Chibcha family |
| Cuoi | Vietic |
| Cupeño | Uto-Aztecan |
| Cup’ig | Eskimo-Aleut |
| Curipaco see: Kurripako | Arawakan stock |
| Curripaco see: Kurripako | Arawakan stock |
| Cushitic | Cushitic |
| Cuvok | Chadic |
| Cxaluri see: Čxaluri | Zan |
| Čxaluri | Zan |
| Cypriot | Modern Greek |
| Cypriot Arabic | Modern Arabic dialects |
| Cypriot Turkish | Turkish (Osmanli), Balkan dialects, Gagauz |
| Czech | Czech |
| Czech recension | Old Slavic |
| Czech Sign Language | Individual sign languages (except ASL) |
| Da’a | Western Malayo-Polynesian |
| Daai | South Central Trans-Himalayan (Kuki-Chin) |
| Daai Chin see: Daai | South Central Trans-Himalayan (Kuki-Chin) |
| Daakaka | Oceanic |
| Daasanach | Cushitic |
| Daatsʼíin | Nilo-Saharan |
| Dabida | Bantu |
| Daco-Romance see: Romanian (Rumanian) | Romanian (Rumanian) |
| Dadanitic | Ancient Arabic (Safaitic, Lihyanite, Thamudic, Hasaitic) |
| Dadiya | Adamawa |
| Dadjriwalé | Kru |
| Dadungalung see: Tanganekald | Pama-Nyungan |
| Daeng see: Tai Daeng | Southwestern Tai |
| Dagaare | Gur (Voltaic) |
| Dagbamba see: Dagbani | Gur (Voltaic) |
| Dagbane see: Dagbani | Gur (Voltaic) |
| Dagbani | Gur (Voltaic) |
| Dagbanli see: Dagbani | Gur (Voltaic) |
| Daghestanian see: Northeast Caucasian | Northeast Caucasian |
| Dagik | Kordofanian |
| Dagomba see: Dagbani | Gur (Voltaic) |
| Dagur | Modern Mongolic languages besides Mongolian |
| Dahalik | Ethiopic |
| Dahalo | Cushitic |
| Dahlak see: Dahalik | Ethiopic |
| Daisu | Bantu |
| Daju | Nilo-Saharan |
| Dakota | Siouan |
| Dakotan | Siouan |
| Dakpa see: Dakpakha | Bodish languages |
| Dakpakha | Bodish languages |
| Dalabon | Non-Pama-Nyungan |
| Dalmatian | Dalmatian |
| Daly | Non-Pama-Nyungan |
| Damana see: Sanká | Chibcha family |
| Dameli | Dardic |
| Damin see: Lardil | Southwest Pama-Nyungan |
| Dan | Mande |
| Danau | Northern Mon-Khmer |
| Danche | Chadic |
| Dangaléat | Chadic |
| Danganararumindjeri see: Tanganekald | Pama-Nyungan |
| Dangla see: Dangaléat | Chadic |
| Dangme | Kwa |
| Dani | Papuan |
| Danish | Danish |
| Danish Sign Language | Individual sign languages (except ASL) |
| Danu | Burmese-Lolo (Burmic) |
| Danuwar | Modern Indo-Aryan |
| Da’o | Languages of the Philippines |
| Daohua | Modern Chinese |
| Darai | Modern Indo-Aryan |
| Dardic | Dardic |
| Dargi/Dargwa | Dargi/Dargwa |
| Dari | Persian |
| Darkhad see: Darkhat | Modern Mongolian |
| Darkhan | Mongolian proper |
| Darkhat | Modern Mongolian |
| Darma | Bodish languages |
| Darmiya | Bodish languages |
| Dartsendo | Himalayan Bodic languages |
| Dass | Chadic |
| Datooga | Nilo-Saharan |
| Daur see: Dagur | Modern Mongolic languages besides Mongolian |
| Dauro see: Dawro | Omotic |
| Davani | Southwest Iranian |
| Davawenyo | Languages of the Philippines |
| Dâw | Languages of Western Amazonia |
| Dawan see: Baikeno | Central Malayo-Polynesian |
| Dawanese see: Baikeno | Central Malayo-Polynesian |
| Dawawa | Oceanic |
| Dawro | Omotic |
| Dawuro see: Dawro | Omotic |
| Dayak | Western Malayo-Polynesian |
| Dazaga | Nilo-Saharan |
| Deed Mongol | Oirat (including Kalmyk) |
| Deele | Adamawa |
| Defaka | Niger-Congo (Niger-Kordofanian) |
| Deg | Gur (Voltaic) |
| Deg Xinag see: Ingalik | Athapaskan-Eyak |
| Degema | Benue-Congo |
| Degexit’an see: Ingalik | Athapaskan-Eyak |
| Dehong see: Tai Nua | Southwestern Tai |
| Delaware see: Lenapé | Salish |
| Delaware Pidgin | Pidgins and creoles with lexifiers other than Romance and English |
| Dembiya | Cushitic |
| Demotic | Demotic |
| Dena’ina see: Tanaina | Athapaskan-Eyak |
| Dendi | Nilo-Saharan |
| Dene see: Slavey | Athapaskan-Eyak |
| Dëne Suliné | Athapaskan-Eyak |
| Dene Tha | Athapaskan-Eyak |
| Deni | Arawan family |
| Denya | Benue-Congo |
| Deori | Central Trans-Himalayan |
| Dera | Papuan |
| Derbet see: Dörbet | Oirat (including Kalmyk) |
| Desano | Tukanoan stock |
| Dhaasanac see: Daasanach | Cushitic |
| Dhalandji | Southwest Pama-Nyungan |
| Dhangar | North Dravidian |
| Dhangu | Pama-Nyungan |
| Dhani | Central Indo-Aryan |
| Dhao | Central Malayo-Polynesian |
| Dhargari | Southwest Pama-Nyungan |
| Dharua see: Kudmali | Eastern Indo-Aryan |
| Dharuk see: Yora | Pama-Nyungan |
| Dharumbal | Pama-Nyungan |
| Dhegiha | Siouan |
| Dhimal | Bodish languages |
| Dhitoro see: Otoro | Kordofanian |
| Dhivehi see: Maldivian | Sinhalese-Maldivian |
| Dholuo see: Luo | Nilo-Saharan |
| Dhuwal | Australian |
| Di | Bantu |
| Dibole | Bantu |
| Dida | Kru |
| Diegueño | Yuman |
| Dieri see: Diyari | Pama-Nyungan |
| Digo | Bantu |
| Dili Tetum see: Tetun Dili | Pidgins and creoles with lexifiers other than Romance and English |
| Dimasa | Central Trans-Himalayan |
| Dime | Omotic |
| Dimli see: Zazaki | Northwest Iranian |
| Dinka-Nuer | Nilo-Saharan |
| Diola see: Joola | Atlantic |
| Dioula see: Dyula | Mande |
| Dir | Cushitic |
| Diraašša see: Dirasha | Cushitic |
| Dirasha | Cushitic |
| Ditammari | Gur (Voltaic) |
| Ditidaht | Wakashan |
| Diyari | Pama-Nyungan |
| Dizi | Omotic |
| Dizoid | Omotic |
| Dizu see: Bench | Omotic |
| Djabugay see: Dyaabugay | Southwest Pama-Nyungan |
| Djadja Wurrung see: Djadjala | Pama-Nyungan |
| Djadjala | Pama-Nyungan |
| Djadjawurung see: Djadjala | Pama-Nyungan |
| Djambarrpuyŋu | Australian |
| Djamindjungan see: Jaminjungan | Non-Pama-Nyungan |
| Djapu | Pama-Nyungan |
| Djaru see: Jaru | Southwest Pama-Nyungan |
| Djeebbana see: Ndjébbana | Non-Pama-Nyungan |
| Djerba | Berber |
| Djingili see: Jingulu | Non-Pama-Nyungan |
| Djingli see: Jingulu | Non-Pama-Nyungan |
| Djirbal see: Dyirbal | Pama-Nyungan |
| Djiwarli | Southwest Pama-Nyungan |
| Dla see: Dera | Papuan |
| Dobel | Central Malayo-Polynesian |
| Doga | Melanesian and Micronesian |
| Dogon | Niger-Congo (Niger-Kordofanian) |
| Dogon Sign Language | Individual sign languages (except ASL) |
| Dogri | Northern Indo-Aryan (Pahari/Himalayan) |
| Dogrib | Athapaskan-Eyak |
| Dohoi | Western Malayo-Polynesian |
| Dolgan | Yakut |
| Dom | Papuan |
| Domaakí | Dardic |
| Domari | Central Indo-Aryan |
| Dominica Creole English | English lexifier pidgins and creoles |
| Dompo | Kwa |
| Dondo | Western Malayo-Polynesian |
| Dong | Kam-Sui |
| Donggan | Modern Chinese |
| Dongxiang see: Santa | Modern Mongolic languages besides Mongolian |
| Dörbed see: Dörbet | Oirat (including Kalmyk) |
| Dörbet | Oirat (including Kalmyk) |
| Dorig | Melanesian and Micronesian |
| Doromu-Koki | Papuan |
| Dörvöd see: Dörbet | Oirat (including Kalmyk) |
| Dorze | Omotic |
| Dotyali | Northern Indo-Aryan (Pahari/Himalayan) |
| Doyayo | Adamawa |
| Dravidian languages | Dravidian languages |
| Drehu | Oceanic |
| Dritto | Italo-Romance |
| Drubea | Papuan |
| Drung see: Trung | Central Trans-Himalayan |
| Dschang see: Yemba | Benue-Congo |
| Duala | Bantu |
| Duala A20 | Bantu |
| Duhumbi | Central Trans-Himalayan |
| Dukhan see: Tuvan | Northeast Turkic |
| Dullay | Cushitic |
| Dulong see: Trung | Central Trans-Himalayan |
| Dumbea see: Drubea | Papuan |
| Dumi | Himalayan Bodic languages |
| Dumut | Papuan |
| Duna | Papuan |
| Dungan see: Donggan | Modern Chinese |
| Duoxu | Eastern Trans-Himalayan |
| Dupaningan | Languages of the Philippines |
| Dura | Western Trans-Himalayan |
| Duri | Western Malayo-Polynesian |
| Durorp | Benue-Congo |
| Duru | Adamawa |
| Dusner | South Halmahera-West-New Guinea |
| Dusun | Malayo-Polynesian |
| Dutch | Dutch |
| Dutch Low Saxon | Modern Dutch |
| Dutch Sign Language | Individual sign languages (except ASL) |
| Duungidjawu | Southwest Pama-Nyungan |
| Duungoma | Mande |
| Duwai | Chadic |
| Duwet | Papuan |
| Dyaabugay | Southwest Pama-Nyungan |
| Dyirbal | Pama-Nyungan |
| Dyula | Mande |
| Dzala see: Dzalakha | Bodish languages |
| Dzalakha | Bodish languages |
| Dzə | Adamawa |
| Dzongkha | Tibetan (Central Bodish) |
| Dzùùngoo | Mande |
| Early Middle Japanese | Early Middle Japanese |
| Early Middle Korean | Early Middle Korean |
| Early Modern English | Early Modern English |
| Early Modern Japanese | Early Modern Japanese |
| Early New High German | Early New High German |
| East African English | Modern English |
| East Ambae | Melanesian and Micronesian |
| East Germanic | East Germanic |
| East Greenlandic | Eskimo-Aleut |
| East Iranian | East Iranian |
| East Makian see: Taba | South Halmahera-West-New Guinea |
| East Pomeranian | New Low German |
| East Semitic | East Semitic |
| East Slavic | East Slavic |
| East Tusom | Central Trans-Himalayan |
| East-Central Indo-Aryan (Kosali) | East-Central Indo-Aryan (Kosali) |
| Eastern Dan | Mande |
| Eastern Indo-Aryan | Eastern Indo-Aryan |
| Eastern Kipchak (Nogai, Kazakh, Karakalpak, Kirghiz) | Eastern Kipchak (Nogai, Kazakh, Karakalpak, Kirghiz) |
| Eastern Malayo-Polynesian | Eastern Malayo-Polynesian |
| Eastern Maroon Creole | English lexifier pidgins and creoles |
| Eastern Mon-Khmer | Eastern Mon-Khmer |
| Eastern Sudanic | Nilo-Saharan |
| Eastern Trans-Himalayan | Eastern Trans-Himalayan |
| Eastern Ubangian see: Ubangian (Eastern) | Ubangian (Eastern) |
| Eastern Yugur | Modern Mongolic languages besides Mongolian |
| Ebang see: Heiban | Kordofanian |
| Ebira | Benue-Congo |
| Eblaite | Eblaite |
| Ebrié see: Cama | Kwa |
| Ede see: Rade | Malayo-Polynesian |
| Edo | Benue-Congo |
| Edolo | Papuan |
| Edomite | Canaanite |
| Educated Spoken Arabic | Classical and Modern Standard Arabic or Modern Arabic dialects |
| Efik | Benue-Congo |
| Efutu | Kwa |
| Ega | Kwa |
| Eggon | Benue-Congo |
| Egyptian | Egyptian |
| Egyptian Arabic | Modern Arabic dialects |
| Egyptian Berber | Berber |
| Egypto-Coptic | Egypto-Coptic |
| Ei | Pidgins and creoles with lexifiers other than Romance and English |
| Eipo | Papuan |
| Eipsan | Papuan |
| Ejagham | Benue-Congo |
| Ejuele | Benue-Congo |
| Ekagi | Papuan |
| Ekoi see: Ejagham | Benue-Congo |
| Elamite | Elamite |
| Elfdalian | Swedish |
| Elip | Bantu |
| Elmolo | Cushitic |
| Elpira see: Warlpiri | Southwest Pama-Nyungan |
| Elymian | Indo-European languages |
| Emae | Polynesian |
| Emai | Benue-Congo |
| Embaloh | Western Malayo-Polynesian |
| Emberá Norte | Languages of Northwest South America |
| Emberá Sur | Languages of Northwest South America |
| Embu | Bantu |
| Emerillon | Tupi-Guarani substock |
| Emerum see: Apali | Papuan |
| Emirati Arabic see: Bedouin Arabic | Modern Arabic dialects |
| Emirati Pidgin Arabic | Pidgins and creoles with lexifiers other than Romance and English |
| En see: Wa | Northern Mon-Khmer |
| ’Enana see: Marquesan | Polynesian |
| ’Enata see: Marquesan | Polynesian |
| Ende (Austronesian) | Central Malayo-Polynesian |
| Ende (Papuan) | Papuan |
| Enets | Enets |
| Enga | Papuan |
| Engan | Papuan |
| Engenni | Kwa |
| Enggano | Austronesian |
| English | English |
| English lexifier pidgins and creoles | English lexifier pidgins and creoles |
| Engsh | Bantu |
| Enim | Western Malayo-Polynesian |
| Enrekang | Western Malayo-Polynesian |
| Enu | Burmese-Lolo (Burmic) |
| Enuani see: Igbo | Benue-Congo |
| Enya | Bantu |
| Eora see: Yora | Pama-Nyungan |
| Eotile | Kwa |
| Equatoguinean Spanish | Non-European Spanish |
| Eravallan | Tamil |
| Erbore see: Arbore | Cushitic |
| Ere | Oceanic |
| Eromanga | Melanesian and Micronesian |
| Erromanga see: Eromanga | Melanesian and Micronesian |
| Erromangan | Oceanic |
| Ersu | Eastern Trans-Himalayan |
| Erzya | Mordva (Mordvinian) |
| Esan | Benue-Congo |
| Ese | Papuan |
| Ese eja | Takana family |
| Ese ejja see: Ese eja | Takana family |
| Esimbi | Benue-Congo |
| Eskayan | Planned languages |
| Eskimo-Aleut | Eskimo-Aleut |
| Esmeralda | Languages of the South American Northern Foothills |
| Esperanto | Planned languages |
| Esselen | North American small families and isolates |
| Estonian | Estonian |
| Estonian Sign Language | Individual sign languages (except ASL) |
| Etchemin | Algonquian-Ritwan (Algic) |
| Etem | Planned languages |
| Eteocretan | Minoan, Eteocretan, Prehellenic |
| Eteocypriot see: Amathusian | Minoan, Eteocretan, Prehellenic |
| Ethiopian see: Amharic | Ethiopic |
| Ethiopian Sign Language | Individual sign languages (except ASL) |
| Ethiopic | Ethiopic |
| Eton | Bantu |
| Etruscan | Etruscan |
| Etsakor see: Yekhee | Benue-Congo |
| Etulo | Atlantic |
| Euchee see: Yuchi | Yuchi |
| Eurasiatic languages | Eurasiatic languages |
| Euro-English | Modern English |
| Even | Northern Tungusic |
| Evenki | Northern Tungusic |
| Evji see: Duwai | Chadic |
| Ewe | Kwa |
| Ewondo | Bantu |
| Ewondo-Fang A70 | Bantu |
| Ewulu | Benue-Congo |
| Extinct Samoyedic languages | Extinct Samoyedic languages |
| Extreme Southern Italian dialects | Italo-Romance |
| Eyak | Athapaskan-Eyak |
| Eynu | Southeast Turkic (Uighur) |
| Ezha | Ethiopic |
| Fa d’Ambô see: Fa d’Ambu | Romance lexifier pidgins and creoles |
| Fa d’Ambu | Romance lexifier pidgins and creoles |
| A Fala | Portuguese, Galician |
| Fali | Adamawa |
| Faliscan | Latino-Faliscan |
| Falkland Islands English | Modern English |
| Fallam | South Central Trans-Himalayan (Kuki-Chin) |
| Fanakalo | Pidgins and creoles with lexifiers other than Romance and English |
| Fanbak | Melanesian and Micronesian |
| Fang | Bantu |
| Fantasy languages | Fantasy languages |
| Farefare | Gur (Voltaic) |
| Faroese | Faroese |
| Farsi see: Persian | Persian |
| Farvi | Northwest Iranian |
| Fasu | Papuan |
| Fataluku | Papuan |
| Favorlang | Formosan |
| Fe'fe' | Benue-Congo |
| Fesoa see: Nalik | Melanesian and Micronesian |
| Fessoa see: Nalik | Melanesian and Micronesian |
| Figuig | Berber |
| Fiji Hindi | Hindi and Urdu |
| Fiji Sign Language | Individual sign languages (except ASL) |
| Fijian | Polynesian |
| Fijian Hindustani see: Fiji Hindi | Hindi and Urdu |
| Filipino see: Tagalog | Languages of the Philippines |
| Finland Swedish | Swedish |
| Finnic | Finnic |
| Finnish (Suomi) | Finnish (Suomi) |
| Finnish Sign Language | Individual sign languages (except ASL) |
| Finnish-Russian Jargon | Pidgins and creoles with lexifiers other than Romance and English |
| Finno-Ugric | Finno-Ugric |
| Fiorentino see: Tuscan | Italo-Romance |
| Fipa-Mambwe M10 | Bantu |
| Fiuman | Italo-Romance |
| Flaaitaal see: Tsotsitaal | Afrikaans |
| Flemish | Modern Dutch |
| Flemish Sign Language | Individual sign languages (except ASL) |
| Flores-Lembata | Central Malayo-Polynesian |
| Foau | Papuan |
| Foe see: Foi | Papuan |
| Foi | Papuan |
| Fon | Kwa |
| Fongbe see: Fon | Kwa |
| Foodo | Kwa |
| For see: Fur | Nilo-Saharan |
| Fordata | Central Malayo-Polynesian |
| Fore | Papuan |
| Forest Nenets | Nenets |
| Formosan | Formosan |
| Franco-Provençal | Franco-Provençal |
| French | French |
| French Belgian Sign Language | Individual sign languages (except ASL) |
| French Guianese Creole | Romance lexifier pidgins and creoles |
| French of Subsaharan Africa see: African French | Modern French |
| French Sign Language | Individual sign languages (except ASL) |
| Frisian | Frisian |
| Friulan | Friulan |
| Fula | Atlantic |
| Fulfulde see: Fula | Atlantic |
| Fuliiro | Bantu |
| Fulniô Yatê see: Yaathe | Macro-Jê stock |
| Fumu | Bantu |
| Fungwa | Benue-Congo |
| Fur | Nilo-Saharan |
| Futunan | Polynesian |
| Fuyug | Papuan |
| Fwaî | Melanesian and Micronesian |
| Fwe | Bantu |
| Ga | Kwa |
| Gaagudju see: Gagadu | Non-Pama-Nyungan |
| Gaahmg see: Jebel | Nilo-Saharan |
| Gaalpu see: Dhangu | Pama-Nyungan |
| Gadaba | Central Dravidian |
| Ga’dang | Languages of the Philippines |
| Gadang | Chadic |
| Gaddang | Languages of the Philippines |
| Gaddi | Northern Indo-Aryan (Pahari/Himalayan) |
| Gadjerawang | Non-Pama-Nyungan |
| Gadsup | Papuan |
| Gaelic see: Goidelic (Gaelic) | Goidelic (Gaelic) |
| Gafat | Ethiopic |
| Gafatinya see: Gafat | Ethiopic |
| Gagadu | Non-Pama-Nyungan |
| Gagauz | Turkish (Osmanli), Balkan dialects, Gagauz |
| Gahom see: Bahinemo | Papuan |
| Gahri | Bodish languages |
| Gahuku | Papuan |
| Galatian | Gaulish |
| Galela | Papuan |
| Galeya | Melanesian and Micronesian |
| Galgadungic | Pama-Nyungan |
| Gàlì | Chadic |
| Galibi see: Kari’ña | Carib family |
| Galim see: Suga | Benue-Congo |
| Gallo | Gallo-Romance |
| Gallo-Italian | Italo-Romance |
| Gallo-Romance | Gallo-Romance |
| Gallurese | Sardinian |
| Galo | Central Trans-Himalayan |
| Gamilaraay | Southwest Pama-Nyungan |
| Gamo | Omotic |
| Gan | Modern Chinese |
| Gan (Gur) see: Kaanse | Gur (Voltaic) |
| Gǁana | Khoisan |
| Ganan | Central Trans-Himalayan |
| Ganda | Bantu |
| Gane | South Halmahera-West-New Guinea |
| Gapapaiwa | Melanesian and Micronesian |
| Garawa | Non-Pama-Nyungan |
| Garhwali | Northern Indo-Aryan (Pahari/Himalayan) |
| Garifuna | Arawakan stock |
| Garo | Central Trans-Himalayan |
| Garrwa see: Garawa | Non-Pama-Nyungan |
| Garwi see: Kalami | Dardic |
| Gascon | Modern Occitan |
| Gathang | Pama-Nyungan |
| Gaulish | Gaulish |
| Gavar see: Gawar-Bati | Dardic |
| Gavião | Tupian stock |
| Gawar-Bati | Dardic |
| Gawwada | Cushitic |
| Gayardilt see: Kayardild | Southwest Pama-Nyungan |
| Gayo | Western Malayo-Polynesian |
| Gazhuo see: Khatso | Burmese-Lolo (Burmic) |
| Gban | Mande |
| Gbaya | Ubangian (Eastern) |
| Gbe | Kwa |
| Ge | Ethiopic |
| Geba | Karen |
| Gebe | South Halmahera-West-New Guinea |
| Ge-Chi | Kadai |
| Geʿez | Ethiopic |
| Geji | Chadic |
| Gela | Melanesian and Micronesian |
| Gelao | Kadai |
| Gelong | Tai-Kadai |
| Gemu see: Gamo | Omotic |
| Georgian | Georgian |
| Georgian Sign Language | Individual sign languages (except ASL) |
| German | German |
| German Sign Language | Individual sign languages (except ASL) |
| Germanic | Germanic |
| Geser | Central Malayo-Polynesian |
| Geshiza | Eastern Trans-Himalayan |
| Gesinan see: Harari | Ethiopic |
| Ge-Sinan see: Harari | Ethiopic |
| Gestuno see: International Sign Language | Planned languages |
| Geto | Ethiopic |
| Geyang | Thai |
| Ge-Yang | Kadai |
| Ghadames | Berber |
| Ghale | Bodish languages |
| Ghanaian Pidgin English | English lexifier pidgins and creoles |
| Ghanaian Sign Language | Individual sign languages (except ASL) |
| Ghɔmálá’ see: Ghomala | Benue-Congo |
| Gheg | Albanian |
| Ghimirra see: Bench | Omotic |
| Ghodoberi see: Godoberi | Avaro-Andi-Dido |
| Ghomala | Benue-Congo |
| Gidabal | Pama-Nyungan |
| Gidar | Chadic |
| Gide’o | Cushitic |
| Gidja see: Kija | Non-Pama-Nyungan |
| Gi’iz see: Geʿez | Ethiopic |
| Gilaki | Northwest Iranian |
| Gilbertese see: Kiribati | Melanesian and Micronesian |
| Gilyak (Nivkh) | Gilyak (Nivkh) |
| Gimira see: Bench | Omotic |
| Gimojan | Omotic |
| Ginux | Tsezic |
| Ginyanga | Kwa |
| Giryama | Bantu |
| Gitksan | Tsimshian |
| Gizey | Chadic |
| Giziga | Chadic |
| Glavda | Chadic |
| Globish | Planned languages |
| Godoberi | Avaro-Andi-Dido |
| Goemai | Chadic |
| Gofa | Omotic |
| Gogo | Bantu |
| Gogo-Kagulu G10 | Bantu |
| Goidelic (Gaelic) | Goidelic (Gaelic) |
| Gojri | Central Indo-Aryan |
| Gokana see: Ogoni | Benue-Congo |
| Golbafi | Southwest Iranian |
| Gomadj see: Gumatj | Southwest Pama-Nyungan |
| Gomaidj see: Gumatj | Southwest Pama-Nyungan |
| Gondi | South-Central Dravidian |
| Gong see: Ugong | Burmese-Lolo (Burmic) |
| Gonga | Omotic |
| Gongdubikha see: Gongduk | Bodish |
| Gongduk | Bodish |
| Gonja | Kwa |
| Goo | Mande |
| Gooniyandi | Non-Pama-Nyungan |
| Gorani see: Gurani | Northwest Iranian |
| Gorlos | Mongolian proper |
| Gorlos-Jalait-Dörbet | Mongolian proper |
| Gorontalo | Western Malayo-Polynesian |
| Gorowa | Cushitic |
| Gorum | Munda |
| Gothic | Gothic |
| Gouraghie see: Gurage | Ethiopic |
| Govorka see: Taimyr Pidgin Russian | Pidgins and creoles with lexifiers other than Romance and English |
| Gradišćanskohrvatski jezik see: Burgenland Croatian | Serbo-Croatian (Serbian, Croatian, Bosnian) |
| Grangali | Dardic |
| Grassfields languages | Benue-Congo |
| Great Andamanese | Andamanese |
| Greek | Greek |
| Greek Sign Language | Individual sign languages (except ASL) |
| Grenadian Creole English | English lexifier pidgins and creoles |
| Griko | Modern Greek |
| gSerkhu | Eastern Trans-Himalayan |
| Gserpa | Tibetan (Central Bodish) |
| Gta | Munda |
| Gua see: Late | Kwa |
| Guahibo | Languages of Western Amazonia |
| Guaijaro see: Wayú | Arawakan stock |
| Guajá | Tupi-Guarani substock |
| Guajajara | Tupi-Guarani substock |
| Guajibo see: Guahibo | Languages of Western Amazonia |
| Guale | North American small families and isolates |
| Guambiano | Languages of Northwest South America |
| Guanhua see: Mandarin | Modern Chinese |
| Guanjinqiao | Eastern Trans-Himalayan |
| Guaraché | Guarani |
| Guarani | Guarani |
| Guaraní paraguayo | Guarani |
| Guarasu | Tupi-Guarani substock |
| Guarayu | Tupi-Guarani substock |
| Guarijío | Uto-Aztecan |
| Guatemalan Sign Language | Individual sign languages (except ASL) |
| Guató | Macro-Jê stock |
| Guaycurú see: Waikurú | Languages of the Chaco Region |
| Guaymí | Chibcha family |
| Gudi | Chadic |
| Guébie | Kru |
| Guernésiais see: Norman French | Modern French |
| Guernsey English see: Channel Island English | Modern English |
| Gugudayor see: Thayore | Paman |
| Guguyalanji see: Kuku-Yalanji | Southwest Pama-Nyungan |
| Guhu Samane | Papuan |
| Gǀui | Khoisan |
| Guinea French | Romance lexifier pidgins and creoles |
| Guinea-Bissau Portuguese | Non-European Portuguese |
| Guinea-Bissau Portuguese Creole see: Guiné-Bissao Creole Portuguese | Romance lexifier pidgins and creoles |
| Guiné-Bissao Creole Portuguese | Romance lexifier pidgins and creoles |
| Guiqiong | Eastern Trans-Himalayan |
| Gujarati | Central Indo-Aryan |
| Gujari see: Gojri | Central Indo-Aryan |
| Gula Iro | Adamawa |
| Gulf Arabic see: Bedouin Arabic | Modern Arabic dialects |
| Gulf Pidgin Arabic | Pidgins and creoles with lexifiers other than Romance and English |
| Gullah | English lexifier pidgins and creoles |
| Gulmancema | Gur (Voltaic) |
| Gumatj | Southwest Pama-Nyungan |
| Gumawana | Melanesian and Micronesian |
| Gumbaynggir | Pama-Nyungan |
| Gumuz | Nilo-Saharan |
| Gun see: Gungbe | Kwa |
| Gunai | Pama-Nyungan |
| Gungbe | Kwa |
| Gunin see: Kwini | Non-Pama-Nyungan |
| Gunu | Bantu |
| Gününa Küne | Languages of the South American Southern Foothills |
| Gunwinggu | Non-Pama-Nyungan |
| Gunwingguan | Non-Pama-Nyungan |
| Gunwinyguan see: Gunwingguan | Non-Pama-Nyungan |
| Gunzib | Tsezic |
| Gupapuyngu | Southwest Pama-Nyungan |
| Gur (Voltaic) | Gur (Voltaic) |
| Gurage | Ethiopic |
| Guragie see: Gurage | Ethiopic |
| Guragone | Non-Pama-Nyungan |
| Gurague see: Gurage | Ethiopic |
| Gurani | Northwest Iranian |
| Gurbani | Central Indo-Aryan |
| Gùrdun see: Gùrùntùm | Chadic |
| Gurene see: Gur (Voltaic) | Gur (Voltaic) |
| Gurenne see: Farefare | Gur (Voltaic) |
| Guresha see: Buli | Gur (Voltaic) |
| Gurian | Georgian |
| Gurindji | Southwest Pama-Nyungan |
| Gurindji Kriol | Pidgins and creoles with lexifiers other than Romance and English |
| Gurinji see: Gurindji | Southwest Pama-Nyungan |
| Gurma | Gur (Voltaic) |
| Guro | Mande |
| Gurrgoni see: Guragone | Non-Pama-Nyungan |
| Gurundji see: Gurunji | Paman |
| Gurung | Bodish languages |
| Gurunji | Paman |
| Gùrùntùm | Chadic |
| Gusii | Bantu |
| Gutob | Munda |
| Guugu Yimidhirr see: Guugu Yimithirr | Southwest Pama-Nyungan |
| Guugu Yimithirr | Southwest Pama-Nyungan |
| Guyanese Creole | English lexifier pidgins and creoles |
| Guyuk | Adamawa |
| Gwaanda | Adamawa |
| Gwahatike | Papuan |
| Gwama | Nilo-Saharan |
| Gwari | Benue-Congo |
| Gwemara see: Gurage | Ethiopic |
| Gwenedeg | Modern Breton |
| Gwere | Bantu |
| Gwich’in | Athapaskan-Eyak |
| Gyalsumdo | Tibetan (Central Bodish) |
| Gyarong see: Jiarong | Eastern Trans-Himalayan |
| Gyele | Bantu |
| Gyirong see: Kyerung | Tibetan (Central Bodish) |
| ǀHaasi | Khoisan |
| Haavu | Bantu |
| ǂHaba | Khoisan |
| Habesha see: Tigrinya | Ethiopic |
| Hadandowa | Cushitic |
| Hadiyya | Cushitic |
| Hadrami Arabic see: Yemeni Arabic | Modern Arabic dialects |
| Hadramitic | South Arabic |
| Hadza | Khoisan |
| Haida | Haida |
| Haiǁʼom | Khoisan |
| Haisla | Wakashan |
| Haitian Creole | Romance lexifier pidgins and creoles |
| Haitian Sign Language | Individual sign languages (except ASL) |
| Hajong | Bengali |
| Hakka | Modern Chinese |
| Halaba see: Allaaba | Cushitic |
| Halh see: Khalkha | Mongolian proper |
| Halia | Melanesian and Micronesian |
| Haliti see: Paresí | Arawakan stock |
| Halkomelem | Salish |
| Halq'eméylem see: Halkomelem | Salish |
| Hamer-Banna | Omotic |
| Hamito-Semitic languages see: Afro-Asiatic (Hamito-Semitic) languages | Afro-Asiatic (Hamito-Semitic) languages |
| Hamtanga | Cushitic |
| Hän | Athapaskan-Eyak |
| Hanga | Bantu |
| Hani | Burmese-Lolo (Burmic) |
| Hano see: Raga | Melanesian and Micronesian |
| Hanoi Sign Language | Individual sign languages (except ASL) |
| Haoni see: Honi | Burmese-Lolo (Burmic) |
| Harakmbut | Languages of Western Amazonia |
| Harappan (language of the ancient Indus civilization) | Harappan (language of the ancient Indus civilization) |
| Harari | Ethiopic |
| Haro see: Koorete | Omotic |
| Haroti | Central Indo-Aryan |
| Harro see: Koorete | Omotic |
| Harsusi | South Arabic |
| Haruai | Papuan |
| Haruku | Central Malayo-Polynesian |
| Haryanvi | Hindi and Urdu |
| Hasaitic | Ancient Arabic (Safaitic, Lihyanite, Thamudic, Hasaitic) |
| Hassaniyya | Modern Arabic dialects |
| Hatam | Papuan |
| Hatran Aramaic | Old Aramaic |
| Hattian | Hattian |
| Hãtxa Kuĩ Brazilian Sign Language | Individual sign languages (except ASL) |
| Hausa | Hausa |
| Hausa Sign Language | Individual sign languages (except ASL) |
| Havasupai | Yuman |
| Hawai’i Creole English | English lexifier pidgins and creoles |
| Hawai’i Sign Language | Individual sign languages (except ASL) |
| Hawaiian | Polynesian |
| Hawrami see: Gurani | Northwest Iranian |
| Hawu see: Sabu | Central Malayo-Polynesian |
| Haya | Bantu |
| Haya-Jita JE20 | Bantu |
| Hayu | Himalayan Bodic languages |
| Hdi | Chadic |
| Headwaters Buang | Melanesian and Micronesian |
| Hebrew | Hebrew |
| Hehe | Bantu |
| Heiban | Kordofanian |
| Heilongjiang Dörbet | Mongolian proper |
| Heiltsuk | Wakashan |
| Heiltsukvla see: Heiltsuk | Wakashan |
| Helambu Sherpa see: Yolmo | Tibetan (Central Bodish) |
| Helong | Central Malayo-Polynesian |
| Hema | Bantu |
| Herero | Bantu |
| Herero R30 | Bantu |
| Hezhe | Southern Tungusic |
| Hiaki see: Yaqui | Uto-Aztecan |
| Hibito | Languages of the Andes |
| Hichiti-Mikasuki | Muskogean |
| Hidatsa | Siouan |
| High German | High German |
| Highland Chontal see: Tequistlatec | Mesoamerican small families and isolates |
| Hijazi Arabic see: Saudi Arabian Arabic | Modern Arabic dialects |
| Hiligaynon | Languages of the Philippines |
| Hill Mari | Mari (Cheremis) |
| Himalayan | Northern Indo-Aryan (Pahari/Himalayan) |
| Himalayan Bodic languages | Himalayan Bodic languages |
| Hindi and Urdu | Hindi and Urdu |
| Hindko | Northwest Indo-Aryan |
| Hinukh see: Ginux | Tsezic |
| Hinuq see: Ginux | Tsezic |
| Hiri Motu | Pidgins and creoles with lexifiers other than Romance and English |
| Hismaic | Ancient Arabic (Safaitic, Lihyanite, Thamudic, Hasaitic) |
| Hispanic see: Ibero-Romance | Ibero-Romance |
| Hispano-Celtic see: Celtiberian and Hispano-Celtic | Celtiberian and Hispano-Celtic |
| Hittite | Hittite |
| Hiw | Melanesian and Micronesian |
| Hixkaryana | Carib family |
| Hlai | Tai-Kadai |
| Hmong | Hmong-Mien (Miao-Yao) |
| Hmongic | Hmong-Mien (Miao-Yao) |
| Hmong-Mien (Miao-Yao) | Hmong-Mien (Miao-Yao) |
| Hmu | Hmong-Mien (Miao-Yao) |
| Ho | Munda |
| Ho Chi Minh City Sign Language | Individual sign languages (except ASL) |
| Hồ Chí Minh City Sign Language | Individual sign languages (except ASL) |
| Ho Ne | Hmong-Mien (Miao-Yao) |
| ǂHoan | Khoisan |
| Hoava | Melanesian and Micronesian |
| Hobyot | Ancient Arabic (Safaitic, Lihyanite, Thamudic, Hasaitic) |
| Hocak see: Winnebago | Siouan |
| Hochank see: Winnebago | Siouan |
| Ho-Chunk see: Winnebago | Siouan |
| Hodɨ | Languages of Amazonia |
| Hokan | Hokan |
| Hokkaglish | Languages of the Philippines |
| Hokkien | Modern Chinese |
| Hoklo see: Taiwanese | Modern Chinese |
| Hone | Benue-Congo |
| Hong Kong English | Modern English |
| Hong Kong Sign Language | Individual sign languages (except ASL) |
| Honi | Burmese-Lolo (Burmic) |
| Hopi | Uto-Aztecan |
| Horpa | Eastern Trans-Himalayan |
| Hottentot Dutch see: Cape Dutch Pidgin | Pidgins and creoles with lexifiers other than Romance and English |
| Hovongan | Western Malayo-Polynesian |
| Hozo | Omotic |
| Hrangkhol | South Central Trans-Himalayan (Kuki-Chin) |
| Hrusish | Central Trans-Himalayan |
| Hruso | Central Trans-Himalayan |
| Hsiang see: Xiang | Modern Chinese |
| Hu | Northern Mon-Khmer |
| Hua | Papuan |
| Hualapai see: Walapai | Yuman |
| Huarayo see: Ese eja | Takana family |
| Huariapano see: Wariapano | Pano family |
| Huarijío see: Guarijío | Uto-Aztecan |
| Huarpe see: Warpe | Languages of the South American Cone |
| Huastec | Mayan |
| Huave | Mesoamerican small families and isolates |
| Huelel see: Esselen | North American small families and isolates |
| Huetar | Chibcha family |
| Huichol | Uto-Aztecan |
| Huihui see: Tsat | Malayo-Polynesian |
| Huizhou | Modern Chinese |
| Hukumina | Central Malayo-Polynesian |
| Hula | Melanesian and Micronesian |
| Huli | Papuan |
| Humurana see: Omurano | Languages of the South American Northern Foothills |
| Hunan see: Xiang | Modern Chinese |
| Hunde | Bantu |
| Hundzur see: Avar | Avaro-Andi-Dido |
| Hunganna | Bantu |
| Hungarian | Hungarian |
| Hungarian Sign Language | Individual sign languages (except ASL) |
| Hunsrik | New High German |
| Hunzib see: Gunzib | Tsezic |
| Hup see: Hupda | Languages of Western Amazonia |
| Hupa | Athapaskan-Eyak |
| Hupda | Languages of Western Amazonia |
| Huron | Iroquoian |
| Hurrian | Hurrian |
| Hurro-Urartian | Hurro-Urartian |
| Hwarasa | Cushitic |
| Hyam | Benue-Congo |
| Hyow | South Central Trans-Himalayan (Kuki-Chin) |
| Iaai | Melanesian and Micronesian |
| Iai | Papuan |
| Iatmul | Papuan |
| Iban | Western Malayo-Polynesian |
| Ibanag | Languages of the Philippines |
| Ibatan | Languages of the Philippines |
| Ibeme | Benue-Congo |
| Ibero-Caucasian languages see: Caucasian languages | Caucasian languages |
| Ibero-Romance | Ibero-Romance |
| Ibibio | Benue-Congo |
| Ibo see: Igbo | Benue-Congo |
| Icelandic | Icelandic |
| Icelandic Sign Language | Individual sign languages (except ASL) |
| Ida’an see: Begak | Western Malayo-Polynesian |
| Idaasha | Yoruba |
| Idate | Central Malayo-Polynesian |
| Idaxo | Bantu |
| Idi | Papuan |
| Idiom Neutral | Planned languages |
| Ido | Planned languages |
| Idoma | Benue-Congo |
| Idumean see: Edomite | Canaanite |
| Ife | Yoruba |
| Ifira-Mele see: Mele | Polynesian |
| Ifugao | Languages of the Philippines |
| Ígálà | Yoruba |
| Igbo | Benue-Congo |
| Igede | Benue-Congo |
| Ignaciano | Arawakan stock |
| Igo | Kwa |
| Iha | Papuan |
| Ijo | Niger-Congo (Niger-Kordofanian) |
| Ik | Nilo-Saharan |
| Ika | Chibcha family |
| Ika (Niger Congo) | Niger-Congo (Niger-Kordofanian) |
| Iko | Benue-Congo |
| Ikoma | Bantu |
| Ikpeng | Carib family |
| Ikposso see: Kposo | Kwa |
| Ikuhane | Bantu |
| Ikulu | Benue-Congo |
| Ikwere | Benue-Congo |
| Ila | Bantu |
| Illyrian, Messapic | Illyrian, Messapic |
| Ilocano see: Ilokano | Languages of the Philippines |
| Ilokano | Languages of the Philippines |
| Ilonggo see: Hiligaynon | Languages of the Philippines |
| Imeretian | Georgian |
| Inagta Alabat | Languages of the Philippines |
| Inakeanon see: Aklanon | Languages of the Philippines |
| Inanwatan | Papuan |
| Iñapari | Arawakan stock |
| Inari Saami | Saamic |
| Inaru see: Bahinemo | Papuan |
| Inati | Malayo-Polynesian |
| Indian English | Modern English |
| Indian Portuguese | Non-European Portuguese |
| Indian Sign Language | Individual sign languages (except ASL) |
| Indi-Awe | South-Central Dravidian |
| Indic see: Indo-Aryan (Indic) | Indo-Aryan (Indic) |
| Indigenous languages of the Americas | Indigenous languages of the Americas |
| Individual sign languages (except ASL) | Individual sign languages (except ASL) |
| Indo-Aryan (Indic) | Indo-Aryan (Indic) |
| Indo-European languages | Indo-European languages |
| Indo-Iranian | Indo-Iranian |
| Indonesian Sign Language | Individual sign languages (except ASL) |
| Indo-Pakistani Sign Language see: Indian Sign Language | Individual sign languages (except ASL) |
| Ingalik | Athapaskan-Eyak |
| Ingarikó see: Akawaio | Carib family |
| Ingrian | Ingrian |
| Ingush | Nakh |
| Inor | Ethiopic |
| Insular Celtic | Insular Celtic |
| Insular Scandinavian | Insular Scandinavian |
| Interior Salish | Salish |
| Interlingua | Planned languages |
| Intermediate Southern Italian dialects | Italo-Romance |
| International Sign Language | Planned languages |
| Interrelationships between language families | Interrelationships between language families |
| Interslavic | Planned languages |
| Intha | Burmese-Lolo (Burmic) |
| Inuit | Eskimo-Aleut |
| Inuit Sign Language | Individual sign languages (except ASL) |
| Inuktitut | Eskimo-Aleut |
| Inuvialuk | Eskimo-Aleut |
| Invalialuktun see: Inuvialuk | Eskimo-Aleut |
| Ipeka | Arawakan stock |
| Iquito | Languages of the South American Northern Foothills |
| Irahutu | South Halmahera-West-New Guinea |
| Iranian | Iranian |
| Iranian Arabic | Modern Arabic dialects |
| Iranian Sign Language | Individual sign languages (except ASL) |
| Irantxe | Languages of Central Amazonia |
| Iranun | Languages of the Philippines |
| Iraqi Arabic | Modern Arabic dialects |
| Iraqw | Cushitic |
| Irarutu see: Irahutu | South Halmahera-West-New Guinea |
| Irbore see: Arbore | Cushitic |
| Irish | Irish |
| Irish English | Modern English |
| Irish Sign Language | Individual sign languages (except ASL) |
| Iroquoian | Iroquoian |
| Irula | Tamil |
| I’saka | Papuan |
| Isan | Thai |
| Iscamtho | Pidgins and creoles with lexifiers other than Romance and English |
| Isconahua | Pano family |
| Isharon Ki Zubann see: Pakistan Sign Language | Individual sign languages (except ASL) |
| Ishkashimi | East Iranian |
| Isimbi see: Esimbi | Benue-Congo |
| Isinai | Languages of the Philippines |
| Islam see: Argobba | Ethiopic |
| Islander Creole English see: San Andrés-Providence Creole | English lexifier pidgins and creoles |
| Isnag | Languages of the Philippines |
| iS’ncamtho | Bantu |
| Israeli Hebrew see: Modern (Israeli) Hebrew | Modern (Israeli) Hebrew |
| Israeli Sign Language | Individual sign languages (except ASL) |
| Istriot see: Istro-Romance | Istro-Romance |
| Istro-Romance | Istro-Romance |
| Istro-Romanian | Balkan Romance |
| Isu | Benue-Congo |
| Italian | Italo-Romance |
| Italian Sign Language | Individual sign languages (except ASL) |
| Italic | Italic |
| Italo-Romance | Italo-Romance |
| Itelmen | Chukchi-Kamchatkan |
| Itonama | Languages of Central Amazonia |
| Itsekiri | Benue-Congo |
| Itzaj | Mayan |
| Iu Mien | Hmong-Mien (Miao-Yao) |
| Iwaidjan | Non-Pama-Nyungan |
| Iwal | Melanesian and Micronesian |
| Ixcatec | Otomanguean |
| Ixhil | Mayan |
| Iyekhee see: Yekhee | Benue-Congo |
| Izhor see: Ingrian | Ingrian |
| Izon see: Ịzọn | Niger-Congo (Niger-Kordofanian) |
| Jabêm see: Yabem | Melanesian and Micronesian |
| Jabutí | Languages of Central Amazonia |
| Jad | Tibetan (Central Bodish) |
| Jadliaura | Southwest Pama-Nyungan |
| Jahai | Southern Mon-Khmer |
| Jakaltek | Mayan |
| Jakhachin | Oirat (including Kalmyk) |
| Jakun | Western Malayo-Polynesian |
| Jalait | Mongolian proper |
| Jalayid see: Jalait | Mongolian proper |
| Jalonke see: Yalunka | Mande |
| Jamaican Creole | English lexifier pidgins and creoles |
| Jamaican English | Modern English |
| Jamee | Western Malayo-Polynesian |
| Jaminjungan | Non-Pama-Nyungan |
| Janjero see: Yemsa | Omotic |
| Japan Sign Language | Individual sign languages (except ASL) |
| Japanese | Japanese |
| Japanese English | Modern English |
| Japhug | Eastern Trans-Himalayan |
| Japreria | Carib family |
| Jaqačin see: Jakhachin | Oirat (including Kalmyk) |
| Jaqaru | Aymara |
| Jarai | Malayo-Polynesian |
| Jaralde see: Tanganekald | Pama-Nyungan |
| Jarawa | Andamanese |
| Jarawan Bantu | Benue-Congo |
| Jarawara | Arawan family |
| Jarildekald see: Tanganekald | Pama-Nyungan |
| Jaroo see: Jaru | Southwest Pama-Nyungan |
| Jarrakan | Australian |
| Jaru | Southwest Pama-Nyungan |
| Jaruára see: Jarawara | Arawan family |
| Jarut | Mongolian proper |
| Javanese | Javanese |
| Jawoyn | Non-Pama-Nyungan |
| Jê | Jê family |
| Jê family | Jê family |
| Jebel | Nilo-Saharan |
| Jebero | Languages of the South American Northern Foothills |
| Jedek | Southern Mon-Khmer |
| Jejueo | Korean |
| Jeli | Mande |
| Jemez see: Towa | Kiowa-Tanoan |
| Jemjem see: Suga | Benue-Congo |
| Jen | Adamawa |
| Jero see: Jerung | Himalayan Bodic languages |
| Jèrriais see: Norman French | Modern French |
| Jersey English see: Channel Island English | Modern English |
| Jerung | Himalayan Bodic languages |
| Jewish Arabic | Modern Arabic dialects |
| Jewish English | Modern English |
| Jherung see: Jerung | Himalayan Bodic languages |
| Jianghuai Mandarin see: Lower Yangtze Mandarin | Modern Chinese |
| Jiaoliao Mandarin | Modern Chinese |
| Jiarong | Eastern Trans-Himalayan |
| Jiba see: Hone | Benue-Congo |
| Jibbali | South Arabic |
| Jibi see: Hone | Benue-Congo |
| Jicaque | Mesoamerican small families and isolates |
| Jilu | Modern Aramaic |
| Jilu Mandarin | Modern Chinese |
| Jin | Modern Chinese |
| Jinghpaw see: Jingpho | Central Trans-Himalayan |
| Jinghpo see: Jingpho | Central Trans-Himalayan |
| Jingpho | Central Trans-Himalayan |
| Jingpo see: Jingpho | Central Trans-Himalayan |
| Jingulu | Non-Pama-Nyungan |
| Jino | Burmese-Lolo (Burmic) |
| Jinuo see: Jino | Burmese-Lolo (Burmic) |
| Jir Joront see: Yir Yoront | Paman |
| Jirel | Tibetan (Central Bodish) |
| Jita | Bantu |
| Jivaroan | Languages of the South American Northern Foothills |
| Jiwarli (Djiwarli) see: Djiwarli | Southwest Pama-Nyungan |
| Jiwarli (Mangala) see: Mangala | Southwest Pama-Nyungan |
| Jju | Benue-Congo |
| Johari see: Rangkas | Bodish languages |
| Jola see: Joola | Atlantic |
| Joola | Atlantic |
| Jopara | Non-European Spanish |
| Jorá | Tupi-Guarani substock |
| Jordanian Arabic | Modern Arabic dialects |
| Jordanian Bengali Pidgin Arabic | Pidgins and creoles with lexifiers other than Romance and English |
| Jordanian Pidgin Arabic | Pidgins and creoles with lexifiers other than Romance and English |
| Jordanian Sign Language | Individual sign languages (except ASL) |
| Jotajota see: Yorta Yorta | Pama-Nyungan |
| Jotijota see: Yorta Yorta | Pama-Nyungan |
| Jôwulu | Mande |
| Jru’ | Eastern Mon-Khmer |
| Jruq see: Jru’ | Eastern Mon-Khmer |
| Ju | Khoisan |
| Juang | Munda |
| Juba Arabic | Pidgins and creoles with lexifiers other than Romance and English |
| Judaeo Arabic see: Middle Arabic | Middle Arabic |
| Judeo-Arabic | Middle Arabic |
| Judeo-Arabic (modern) see: Jewish Arabic | Modern Arabic dialects |
| Judeo-Berber | Berber |
| Judeo-French | Modern French |
| Judeo-Greek | Greek |
| Judeo-Italian | Italo-Romance |
| Judeo-Occitan | Modern Occitan |
| Judeo-Persian | Persian |
| Judeo-Portuguese | Old Galician-Portuguese |
| Judeo-Spanish see: Judezmo (Judeo-Spanish) | Judezmo (Judeo-Spanish) |
| Judeo-Tat | Southwest Iranian |
| Judeo-Turkish | Turkish (Osmanli), Balkan dialects, Gagauz |
| Judezmo (Judeo-Spanish) | Judezmo (Judeo-Spanish) |
| Juǀʼhoan | Khoisan |
| Jukun | Benue-Congo |
| Jukun Kona see: Hone | Benue-Congo |
| Jula | Mande |
| Julut | Kordofanian |
| Jumjum | Nilo-Saharan |
| Junhua | Modern Chinese |
| Jurchen | Manchu |
| Juruna | Tupian stock |
| Jutlandic | Danish |
| Kaagan | Languages of the Philippines |
| Kaakyi see: Krachi | Kwa |
| Kaan see: Kaanse | Gur (Voltaic) |
| Kaansa see: Kaanse | Gur (Voltaic) |
| Kaanse | Gur (Voltaic) |
| Ka’apor | Tupi-Guarani substock |
| Ka’apor Sign Language | Individual sign languages (except ASL) |
| Kaaps | Afrikaans |
| Kabarasi | Bantu |
| Kabardian | Circassian (Adyghe) |
| K’abeena | Cushitic |
| Kabiyé | Gur (Voltaic) |
| Kabrè see: Kabiyé | Gur (Voltaic) |
| Kabure see: Kabiyé | Gur (Voltaic) |
| Kabwa | Bantu |
| Kabyle | Berber |
| Kachama-Ganjule | Omotic |
| Kachin see: Jingpho | Central Trans-Himalayan |
| Kadai | Kadai |
| Kadiweu | Languages of the Chaco Region |
| Kado see: Kadu | Nilo-Saharan |
| Kadu | Nilo-Saharan |
| Kadu (Trans-Himalayan) | Central Trans-Himalayan |
| Kadugli-Krongo see: Kadu | Nilo-Saharan |
| Kaduo see: Khatso | Burmese-Lolo (Burmic) |
| Kaera | Papuan |
| Kafa | Omotic |
| Kaficho see: Kafa | Omotic |
| Kafir see: Nuristani (Kafir) | Nuristani (Kafir) |
| Kafoa | Papuan |
| Kagate | Tibetan (Central Bodish) |
| Kagayanen | Languages of the Philippines |
| Kagoro | Mande |
| Kagulu | Bantu |
| Kagwahiv | Tupi-Guarani substock |
| Kaidipang | Western Malayo-Polynesian |
| Kaike | Bodish |
| Kaili | Western Malayo-Polynesian |
| Kainantu-Goroka | Papuan |
| Kaingang | Jê family |
| Kainji | Benue-Congo |
| Kairak | Papuan |
| Kairiru | Melanesian and Micronesian |
| Kairui | Central Malayo-Polynesian |
| Kaiwá | Guarani |
| Kajkavian | Serbo-Croatian (Serbian, Croatian, Bosnian) |
| Kajkwakhrattxi | Jê family |
| Kajtag | Dargi/Dargwa |
| Kaka A90 | Bantu |
| Kakabe | Mande |
| Kakataibo-Kashibo | Pano family |
| Kakhetian | Georgian |
| Kaki Ae | Papuan |
| Kakinte | Arawakan stock |
| Kal | Chadic |
| Kala see: Gela | Melanesian and Micronesian |
| Kala Lagaw Ya | Pama-Nyungan |
| Kalaallisut | Eskimo-Aleut |
| Kalagan | Languages of the Philippines |
| Kalahari | Khoisan |
| Kalali | Pama-Nyungan |
| Kalam | Papuan |
| Kalamang | Papuan |
| Kalami | Dardic |
| Kalanga | Bantu |
| Kalanguya | Languages of the Philippines |
| Kalapalo | Carib family |
| Kalapuya | North American small families and isolates |
| Kalasha | Dardic |
| Kalderash | Romani |
| Kalenjin | Nilo-Saharan |
| Kali’na see: Kari’ña | Carib family |
| Kalinga-Itneg | Languages of the Philippines |
| Kalkatungu see: Kalkutung | Pama-Nyungan |
| Kalkutung | Pama-Nyungan |
| Kallawaya | Languages of the Andes |
| Kalmuck see: Kalmyk | Oirat (including Kalmyk) |
| Kalmyk | Oirat (including Kalmyk) |
| Kaluli | Papuan |
| Kam see: Dong | Kam-Sui |
| Kamakã | Macro-Jê stock |
| Kamang | Papuan |
| Kamano | Papuan |
| Kamass | Extinct Samoyedic languages |
| Kamayurá | Tupi-Guarani substock |
| Kamba | Bantu |
| Kambaata | Cushitic |
| Kambari | Benue-Congo |
| Kambera | Central Malayo-Polynesian |
| Kambot | Papuan |
| Kamchatkan see: Chukchi-Kamchatkan | Chukchi-Kamchatkan |
| Kami | Bantu |
| Kamilaroi see: Gamilaraay | Southwest Pama-Nyungan |
| Kammu see: Khmu | Northern Mon-Khmer |
| Kampa | Arawakan stock |
| Kamsá | Languages of Northwest South America |
| Kamta | Eastern Indo-Aryan |
| Kamtok see: Cameroon Pidgin | English lexifier pidgins and creoles |
| Kamula-Elevala | Papuan |
| Kan (Gur) see: Kaanse | Gur (Voltaic) |
| Kan (Modern Chinese) see: Gan | Modern Chinese |
| Kanak | Oceanic |
| Kanakanavu | Formosan |
| Kanakuru | Chadic |
| Kanamarí see: Katukina-Kanamarí | Languages of Western Amazonia |
| Kanashi | Bodish |
| Kanauji | Hindi and Urdu |
| Kanauri | Bodish |
| Kanela see: Canela | Jê family |
| Kanembu | Nilo-Saharan |
| Kangjia | Modern Mongolic languages besides Mongolian |
| Kangri | Northern Indo-Aryan (Pahari/Himalayan) |
| Kanikkaran | Tamil |
| Kaninuwa | Oceanic |
| Kanjobal see: Q’anjob’al | Mayan |
| Kankanai | Languages of the Philippines |
| Kannada | Kannada |
| Kanoê | Languages of Central Amazonia |
| Kanpunan see: Chayahuita | Languages of the South American Northern Foothills |
| Kansa | Siouan |
| Kanum | Papuan |
| Kanuri | Nilo-Saharan |
| Kanyara | Southwest Pama-Nyungan |
| Kaonde | Bantu |
| Kaonde L40 | Bantu |
| Kapampangan see: Pampangan | Languages of the Philippines |
| Kapauri | Papuan |
| Kapucha see: Bezhita | Tsezic |
| Kaqchikel | Mayan |
| Kar | Gur (Voltaic) |
| Kara see: Hamer-Banna | Omotic |
| Karachay-Balkar | Caucasian Turkic (Karachay-Balkar, Kumyk) |
| Karagas see: Tofa | Northeast Turkic |
| Karaim | Western Kipchak (Tatar, Bashkir, Crimean Tatar, Karaim) |
| Karajá | Macro-Jê stock |
| Karakalpak | Eastern Kipchak (Nogai, Kazakh, Karakalpak, Kirghiz) |
| Karanga | Bantu |
| Karangura see: Diyari | Pama-Nyungan |
| Karanya see: Pitta-Pitta | Pama-Nyungan |
| Karao | Languages of the Philippines |
| Karata | Avaro-Andi-Dido |
| Karawa see: Garawa | Non-Pama-Nyungan |
| Karawari | Papuan |
| Karbi | Central Trans-Himalayan |
| Karekare | Chadic |
| Karelian | Karelian |
| Karen | Karen |
| Karenni see: Kayah | Karen |
| Kariña see: Kari’ña | Carib family |
| Kari’ña | Carib family |
| Karirí | Languages of Northeastern Brazil |
| Karitiana | Tupian stock |
| Kariyarra | Southwest Pama-Nyungan |
| Karlamay | Southwest Pama-Nyungan |
| Karnai | Oceanic |
| Karnic | Pama-Nyungan |
| Karo Batak | Western Malayo-Polynesian |
| Karok | Karok |
| Karrawar see: Garawa | Non-Pama-Nyungan |
| Karruwali | Pama-Nyungan |
| Kartlian | Georgian |
| Kartuli see: Georgian | Georgian |
| Kartvelian see: South Caucasian (Kartvelian) | South Caucasian (Kartvelian) |
| Karuk | Hokan |
| Karwa see: Garawa | Non-Pama-Nyungan |
| Kasem | Gur (Voltaic) |
| Kasena see: Kasem | Gur (Voltaic) |
| Kashaya | Pomoan |
| Kashmiri | Dardic |
| Kashmiri English | Modern English |
| Kashubian | Kashubian |
| Kasietaal | Afrikaans |
| Kasiguranin | Languages of the Philippines |
| Kaska | Athapaskan-Eyak |
| Kasong | Eastern Mon-Khmer |
| Kassite | Kassite |
| Kata Kolok | Individual sign languages (except ASL) |
| Katang | Eastern Mon-Khmer |
| Katarqalai | Dardic |
| Katawixí | Languages of Western Amazonia |
| Katcha-Kadugli-Miri | Nilo-Saharan |
| Kâte | Papuan |
| KaThemne see: Themne | Atlantic |
| Kathlemet | North American small families and isolates |
| Kati | Nuristani (Kafir) |
| Katla | Kordofanian |
| Katloid | Kordofanian |
| Katuic | Eastern Mon-Khmer |
| Katukina | Pano family |
| Katukina (Western Amazonia) see: Katukina-Kanamarí | Languages of Western Amazonia |
| Katukina-Kanamarí | Languages of Western Amazonia |
| Katwena-Tunayana | Carib family |
| Katxuyana | Carib family |
| Kaulong | Melanesian and Micronesian |
| Kaurna | Southwest Pama-Nyungan |
| Kavalan | Formosan |
| Kawahiwa | Tupi-Guarani substock |
| Kawaiisu | Uto-Aztecan |
| Kawapana | Languages of the South American Northern Foothills |
| Kawarma see: Otoro | Kordofanian |
| Kaweskar | Languages of the South American Cone |
| Kaxinawá see: Cashinawa | Pano family |
| Kayabí | Tupi-Guarani substock |
| Kayah | Karen |
| Kayan | Western Malayo-Polynesian |
| Kayapó | Jê family |
| Kayapwe see: Záparo | Languages of the South American Northern Foothills |
| Kayardild | Southwest Pama-Nyungan |
| Kayeli | Central Malayo-Polynesian |
| Kaytetye | Pama-Nyungan |
| Kazakh | Eastern Kipchak (Nogai, Kazakh, Karakalpak, Kirghiz) |
| Kazhuo see: Khatso | Burmese-Lolo (Burmic) |
| Kazukuru | Papuan |
| Kazym | Khanty (Ostyak) |
| K’cho | South Central Trans-Himalayan (Kuki-Chin) |
| Kedah Malay | Bahasa Indonesia and Bahasa Melayu |
| Kedang | Central Malayo-Polynesian |
| Keengo | Mande |
| Kei | Central-Eastern Malayo-Polynesian |
| Keiyo | Nilo-Saharan |
| Kejaman | Malayo-Polynesian |
| Kejom | Benue-Congo |
| Kelabit | Western Malayo-Polynesian |
| Kelantan Malay | Bahasa Indonesia and Bahasa Melayu |
| Kele | Oceanic |
| Kele B20 | Bantu |
| Keliko | Nilo-Saharan |
| Kemak | Central Malayo-Polynesian |
| Kemant see: Qimant | Cushitic |
| Kemantney see: Qimant | Cushitic |
| Kendayan | Bahasa Indonesia and Bahasa Melayu |
| Kensiw | Southern Mon-Khmer |
| Kenyah | Western Malayo-Polynesian |
| Kenyah Upper Baram | Western Malayo-Polynesian |
| Kenyan Sign Language | Individual sign languages (except ASL) |
| Kenyang | Benue-Congo |
| Keo | Central Malayo-Polynesian |
| Ker see: Kar | Gur (Voltaic) |
| Kera | Chadic |
| Kera’a | Central Trans-Himalayan |
| Kerebe | Bantu |
| Kerek | Chukchi-Kamchatkan |
| Keres | North American small families and isolates |
| Kerinci | Bahasa Indonesia and Bahasa Melayu |
| Kermani | Southwest Iranian |
| Kerneveg | Modern Breton |
| Ket | Ket |
| Ketengban | Papuan |
| Kewa | Papuan |
| Kgalagadi | Bantu |
| Khakas | Northeast Turkic |
| Khalaj | Khalaj |
| Khaling | Himalayan Bodic languages |
| Khalkha | Mongolian proper |
| Khalong Tibetan | Tibetan (Central Bodish) |
| Kham | Himalayan Bodic languages |
| Kham Muang | Thai |
| Khamci see: Raute | Himalayan Bodic languages |
| Khamnigan | Modern Mongolian |
| Khams | Tibetan (Central Bodish) |
| Khamti | Southwestern Tai |
| Khamyang | Southwestern Tai |
| Khanty (Ostyak) | Khanty (Ostyak) |
| Kharchin | Mongolian proper |
| Kharia | Munda |
| Khasi | Northern Mon-Khmer |
| Khasian | Northern Mon-Khmer |
| Khassa see: Tigré | Ethiopic |
| Khatso | Burmese-Lolo (Burmic) |
| Khazar | Old and Middle Turkic |
| Khenghkha | Bodish languages |
| Khetrani | Northwest Indo-Aryan |
| Kheuól | Romance lexifier pidgins and creoles |
| Khinalug | Khinalug |
| Khitan | Mongolic (including Proto-Mongolic) |
| Khmer | Khmer |
| Khmu | Northern Mon-Khmer |
| Khmuic | Northern Mon-Khmer |
| Kho-Bwa | Central Trans-Himalayan |
| Khoe | Khoisan |
| Khoekhoe | Khoisan |
| Khoe-Kwadi | Khoisan |
| Khoesan see: Khoisan | Khoisan |
| Khoibu | Central Trans-Himalayan |
| Khoisan | Khoisan |
| Khoitam | Central Trans-Himalayan |
| Kholosi | Modern Indo-Aryan |
| Khongso | Central Trans-Himalayan |
| Khorchin | Mongolian proper |
| Khori | Buriat (Buryat) |
| Khortha | Eastern Indo-Aryan |
| Khotanese | Middle Iranian |
| Khotta see: Kudmali | Eastern Indo-Aryan |
| Khowar | Dardic |
| Khroskyabs | Eastern Trans-Himalayan |
| Khuen | Southwestern Tai |
| Khumbi | Bantu |
| Khumi | South Central Trans-Himalayan (Kuki-Chin) |
| Khunzal see: Gunzib | Tsezic |
| Khuree see: Khüree | Mongolian proper |
| Khüree | Mongolian proper |
| Khuri | Northwest Iranian |
| Khuzestani Arabic | Modern Arabic dialects |
| Khvarshi see: Xvarshi | Tsezic |
| Khwarezmian | Middle Iranian |
| Khwe | Khoisan |
| Ki | Bantu |
| Kibaku | Chadic |
| K’iche’ | Mayan |
| Kichwa | Quechua |
| Kickapoo | Algonquian-Ritwan (Algic) |
| Kidja see: Kija | Non-Pama-Nyungan |
| Kiezdeutsch | New High German |
| Kiga | Bantu |
| Kija | Non-Pama-Nyungan |
| Kikisi | Bantu |
| Kikongo | Bantu |
| Kikongo H10 | Bantu |
| Kikuyu | Bantu |
| Kikuyu-Kamba E50 | Bantu |
| Ki-Laala see: Lala | Atlantic |
| Kilba | Chadic |
| Kildin Saami | Saamic |
| Kilen | Southern Tungusic |
| Kilivila | Melanesian and Micronesian |
| Kiliwa | Yuman |
| Kilmeri | Papuan |
| Kim | Adamawa |
| Kimaragang | Western Malayo-Polynesian |
| Kimbundu | Bantu |
| Kimbundu H20 | Bantu |
| Kinaraya | Languages of the Philippines |
| Kindubile | Bantu |
| Kinga | Bantu |
| Kinikinau | Arawakan stock |
| Kinnauri | Bodish languages |
| Ki-Nubi see: Nubi | Pidgins and creoles with lexifiers other than Romance and English |
| Kinubii see: Nubi | Pidgins and creoles with lexifiers other than Romance and English |
| Kiowa | Kiowa-Tanoan |
| Kiowa-Tanoan | Kiowa-Tanoan |
| Kipchak see: Northwest Turkic (Kipchak) | Northwest Turkic (Kipchak) |
| Kipsigis | Nilo-Saharan |
| Kiput | Western Malayo-Polynesian |
| Kiranti | Himalayan Bodic languages |
| Kirghiz | Eastern Kipchak (Nogai, Kazakh, Karakalpak, Kirghiz) |
| Kiribati | Melanesian and Micronesian |
| Kiriwina see: Kilivila | Melanesian and Micronesian |
| Kirmanci see: Zazaki | Northwest Iranian |
| Kirya-Konzel | Chadic |
| Kisa | Bantu |
| Kisaan see: Sadri | Eastern Indo-Aryan |
| Kisama | Bantu |
| Kisan | North Dravidian |
| Kisar | Central Malayo-Polynesian |
| Kisi | Atlantic |
| Kistane see: Soddo | Ethiopic |
| Kistaninya | Ethiopic |
| Kitan see: Khitan | Mongolic (including Proto-Mongolic) |
| Kitanemuk | Uto-Aztecan |
| Kituba see: Munukutuba | Pidgins and creoles with lexifiers other than Romance and English |
| Kitule | Adamawa |
| Kiwoso | Bantu |
| Kla-Dan | Mande |
| Klallam | Salish |
| Klamath-Modoc | Klamath-Modoc |
| Klarjian | Georgian |
| Kler see: Kar | Gur (Voltaic) |
| Klikitat see: Yakima | Sahaptian |
| Klon | Papuan |
| Knaanic | West Slavic |
| Koaiá see: Kwaza | Languages of Central Amazonia |
| Koalib | Kordofanian |
| Koasati see: Alabama-Koasati | Muskogean |
| Kobon | Papuan |
| Kodi | Central Malayo-Polynesian |
| Kodorian | Svan |
| Kofane see: Cofán | Languages of the South American Northern Foothills |
| Kogi | Chibcha family |
| Koguryo | Eurasiatic languages |
| Kohistani | Dardic |
| Ko’ho see: Koho | Eastern Mon-Khmer |
| Koho | Eastern Mon-Khmer |
| Koi | Himalayan Bodic languages |
| Koiarian | Papuan |
| Koibal | Extinct Samoyedic languages |
| Koine | Ancient Greek |
| Kokama see: Kukama-Kukamiria | Tupi-Guarani substock |
| KokBorok | Central Trans-Himalayan |
| Kokni see: Konkani | Southern Indo-Aryan (Marathi) |
| Koko Bera | Paman |
| Kokota | Melanesian and Micronesian |
| Kol | Eastern Mon-Khmer |
| Kolami | Central Dravidian |
| Kolbila | Adamawa |
| Kolisi | Cushitic |
| Kolo | Central Malayo-Polynesian |
| Kolopom | Papuan |
| Kom | Benue-Congo |
| Koman | Nilo-Saharan |
| Kombai | Papuan |
| Komi | Komi |
| Komi-Permyak | Komi |
| Komi-Yazva | Komi |
| Komi-Zyrian | Komi |
| Komnzo | Papuan |
| Komo | Bantu |
| Komo (Nilo-Saharan) | Nilo-Saharan |
| Kona see: Hone | Benue-Congo |
| Konchri Sain | Individual sign languages (except ASL) |
| Konda | South-Central Dravidian |
| Kondja see: Kwanja | Benue-Congo |
| Kongai | Central Trans-Himalayan |
| Konja see: Kwanja | Benue-Congo |
| Konjo | Western Malayo-Polynesian |
| Konkani | Southern Indo-Aryan (Marathi) |
| Konkomba | Gur (Voltaic) |
| Konni | Gur (Voltaic) |
| Kono | Mande |
| Konso | Cushitic |
| Konyak | Central Trans-Himalayan |
| Konzo-Ndandi JD40 | Bantu |
| Koorete | Omotic |
| Kopar | Papuan |
| Kope | Papuan |
| Kor see: Kol | Eastern Mon-Khmer |
| Kora | Khoisan |
| Korafe | Papuan |
| Koraga | South Dravidian |
| Korandje | Nilo-Saharan |
| Kordofanian | Kordofanian |
| Korean | Korean |
| Korean Sign Language | Individual sign languages (except ASL) |
| Korekore | Bantu |
| Ko'reuaju see: Coreguaje | Tukanoan stock |
| Korewahe see: Coreguaje | Tukanoan stock |
| Koripako see: Kurripako | Arawakan stock |
| Korku | Munda |
| Koro | Melanesian and Micronesian |
| Koromu | Papuan |
| Koroshi | Northwest Iranian |
| Korowai | Papuan |
| Korrawa see: Garawa | Non-Pama-Nyungan |
| Korubo | Pano family |
| Korupun | Papuan |
| Korwa | Munda |
| Koryak | Chukchi-Kamchatkan |
| Kosali | East-Central Indo-Aryan (Kosali) |
| Koshin | Benue-Congo |
| Kosraean | Melanesian and Micronesian |
| Koti | Bantu |
| Kotiria | Tukanoan stock |
| Kotoko | Chadic |
| Kotokoli see: Tem | Gur (Voltaic) |
| Kott | Yeniseian |
| Kouro | Central Malayo-Polynesian |
| Kouya | Kru |
| Kove | Melanesian and Micronesian |
| Koyee see: Koi | Himalayan Bodic languages |
| Koyo | Bantu |
| Koyu see: Koi | Himalayan Bodic languages |
| Koyukon | Athapaskan-Eyak |
| Kpe | Bantu |
| Kpelle | Mande |
| Kposo | Kwa |
| Kra see: Kadai | Kadai |
| Krachi | Kwa |
| Krahô | Jê family |
| Kraô see: Krahô | Jê family |
| Krenák | Macro-Jê stock |
| Kresh-Aja | Nilo-Saharan |
| Kri | Vietic |
| Kriang | Eastern Mon-Khmer |
| Krio | English lexifier pidgins and creoles |
| Kriol | English lexifier pidgins and creoles |
| Kristang | Romance lexifier pidgins and creoles |
| Kriyol see: Guiné-Bissao Creole Portuguese | Romance lexifier pidgins and creoles |
| Krobu | Kwa |
| Kru | Kru |
| Krung | Eastern Mon-Khmer |
| Krymchak | Western Kipchak (Tatar, Bashkir, Crimean Tatar, Karaim) |
| Kryts | Lezghian |
| Kryz see: Kryts | Lezghian |
| Ktunaxa | North American small families and isolates |
| Ku Waru | Papuan |
| Kuat see: Kuot | Papuan |
| Kuay see: Suai | Eastern Mon-Khmer |
| Kubachi | Dargi/Dargwa |
| Kuchumba see: Amharic | Ethiopic |
| Kucong | Burmese-Lolo (Burmic) |
| Kudmali | Eastern Indo-Aryan |
| Kufr Qassem Sign Language | Individual sign languages (except ASL) |
| Kụgbọ | Benue-Congo |
| Kui | South-Central Dravidian |
| Kui (Katuic) see: Suai | Eastern Mon-Khmer |
| Kui (Papuan) | Papuan |
| Kuikuro | Carib family |
| Kujarge | Chadic |
| Kukama-Kukamiria | Tupi-Guarani substock |
| Kukatja | Southwest Pama-Nyungan |
| Kuke | Tibetan (Central Bodish) |
| Kuktayor see: Thayore | Paman |
| Kukudayore see: Thayore | Paman |
| Kukuruku see: Yekhee | Benue-Congo |
| Kuku-Yalanji | Southwest Pama-Nyungan |
| Kukwa | Bantu |
| Kula | Papuan |
| Kulaal | Adamawa |
| Kulango | Gur (Voltaic) |
| Kuliak | Nilo-Saharan |
| Kulin | Pama-Nyungan |
| Kulina | Arawan family |
| Kullo see: Dawro | Omotic |
| Kulung | Himalayan Bodic languages |
| Kumal | Modern Indo-Aryan |
| Kumam | Nilo-Saharan |
| Kuman | Papuan |
| Kumandy | Northeast Turkic |
| Kumaoni | Northern Indo-Aryan (Pahari/Himalayan) |
| Kumbainggar see: Gumbaynggir | Pama-Nyungan |
| Kumeyaay see: Kumiai | Yuman |
| Kumiai | Yuman |
| Kumyk | Caucasian Turkic (Karachay-Balkar, Kumyk) |
| Kuna | Chibcha family |
| Kunama | Nilo-Saharan |
| Kunbarlang | Non-Pama-Nyungan |
| Kundal Shahi | Dardic |
| Kunfäl | Cushitic |
| Kunggari | Pama-Nyungan |
| Kunigami Ryukyuan | Modern Japanese |
| Kunsa | Languages of the South American Cone |
| Kunwinjku see: Gunwinggu | Non-Pama-Nyungan |
| Kunza see: Kunsa | Languages of the South American Cone |
| Kuot | Papuan |
| Kupang Malay | Bahasa Indonesia and Bahasa Melayu |
| Kupto | Chadic |
| Kurdish | Kurdish |
| Kurdish Sign Language | Individual sign languages (except ASL) |
| Kuria | Bantu |
| Kurmanji | Kurdish |
| Kurrawar see: Garawa | Non-Pama-Nyungan |
| Kurripako | Arawakan stock |
| Kursenieki | Latvian |
| Kurtokha | Bodish languages |
| Kurtöp see: Kurtokha | Bodish languages |
| Kurukuru see: Paumarí | Arawan family |
| Kurux | North Dravidian |
| Kusaal | Gur (Voltaic) |
| Kushi | Cushitic |
| Kussummiya | Cushitic |
| Kusunda | South Asian isolates |
| Kutai Malay | Bahasa Indonesia and Bahasa Melayu |
| Kutchi | Northwest Indo-Aryan |
| Kuteb | Benue-Congo |
| Kutu | Bantu |
| Kuuk Thaayorre see: Thayore | Paman |
| Kuuk Thayorre see: Thayore | Paman |
| Kuuku Ya'u | Paman |
| Kuvale | Bantu |
| Kuvi | South-Central Dravidian |
| Kuwaiti Arabic see: Bedouin Arabic | Modern Arabic dialects |
| Kuwaiti Sign Language | Individual sign languages (except ASL) |
| Kuy see: Suai | Eastern Mon-Khmer |
| Kvanada see: Bagulal | Avaro-Andi-Dido |
| Kven | Finnish (Suomi) |
| Kwa | Kwa |
| Kwadi | Khoisan |
| Kwagiutl see: Kwak’wala | Wakashan |
| Kwaiker see: Awa | Languages of Northwest South America |
| Kwaio | Melanesian and Micronesian |
| Kwakiutl see: Kwak’wala | Wakashan |
| Kwakum | Bantu |
| Kwak’wala | Wakashan |
| Kwamera | Melanesian and Micronesian |
| Kwami | Chadic |
| Kwangali | Bantu |
| Kwanja | Benue-Congo |
| Kwanyama | Bantu |
| Kwara’ae | Melanesian and Micronesian |
| Kwaya | Bantu |
| Kwayker see: Awa | Languages of Northwest South America |
| Kwaza | Languages of Central Amazonia |
| Kwegu | Nilo-Saharan |
| Kwerba | Papuan |
| Kwini | Non-Pama-Nyungan |
| Kwoma | Papuan |
| Kxʼa | Khoisan |
| Kxoe see: Khwe | Khoisan |
| Kyak | Adamawa |
| Kyaka | Papuan |
| Kyakala | Manchu |
| Kyakhta trade pidgin | Pidgins and creoles with lexifiers other than Romance and English |
| Kyama see: Cama | Kwa |
| Kyanga | Mande |
| Kyerung | Tibetan (Central Bodish) |
| Kyirong see: Kyerung | Tibetan (Central Bodish) |
| Kyitu | Gur (Voltaic) |
| Kyrgyz see: Kirghiz | Eastern Kipchak (Nogai, Kazakh, Karakalpak, Kirghiz) |
| Laal | Languages of Sub-Saharan Africa |
| Laboya | Central Malayo-Polynesian |
| Labu | Melanesian and Micronesian |
| Lacandon | Mayan |
| Lachi | Kadai |
| Lachian | Modern Czech |
| Ladakhi | Tibetan (Central Bodish) |
| Ladin | Ladin |
| Ladino see: Judezmo (Judeo-Spanish) | Judezmo (Judeo-Spanish) |
| Ladji Ladji | Pama-Nyungan |
| Lafana see: Lelemi | Kwa |
| Lafofoid | Kordofanian |
| Laghuu | Burmese-Lolo (Burmic) |
| Lagwan | Chadic |
| Laha | Kadai |
| Lahnda | Northwest Indo-Aryan |
| Lahu | Burmese-Lolo (Burmic) |
| Lai | South Central Trans-Himalayan (Kuki-Chin) |
| Lai Chin see: Lai | South Central Trans-Himalayan (Kuki-Chin) |
| Laiyolo see: Barang-Barang | Western Malayo-Polynesian |
| Lajia see: Lakkja | Tai-Kadai |
| Lak | Lak-Dargwa |
| Lakhota see: Lakota | Siouan |
| Laki | Kurdish |
| Laki (Ethiopic) see: Zay | Ethiopic |
| Lakkia see: Lakkja | Tai-Kadai |
| Lakkja | Tai-Kadai |
| Lakon | Melanesian and Micronesian |
| Lakondê see: Latundê | Languages of Central Amazonia |
| Lak’ota see: Lakota | Siouan |
| Lakota | Siouan |
| Lakurumau | Oceanic |
| Lala | Atlantic |
| Lala (Melanesian and Micronesian) see: ’Ala’ala | Melanesian and Micronesian |
| Lala-Bisa-Lamba M50 | Bantu |
| Lalo | Burmese-Lolo (Burmic) |
| Lalung | Central Trans-Himalayan |
| Lama | Gur (Voltaic) |
| Lamaholot | Central Malayo-Polynesian |
| Lamalamic | Southwest Pama-Nyungan |
| Lamang | Chadic |
| Lamba see: Lama | Gur (Voltaic) |
| Lambadi | Central Indo-Aryan |
| Lamen | Melanesian and Micronesian |
| Lamet | Northern Mon-Khmer |
| Lamkang | South Central Trans-Himalayan (Kuki-Chin) |
| Lamnso | Benue-Congo |
| Lamo | Eastern Trans-Himalayan |
| Lampung | Western Malayo-Polynesian |
| Land Dayak | Western Malayo-Polynesian |
| Landuma | Atlantic |
| Langas | Chadic |
| Langobardic | West Germanic |
| Langtang | Tibetan (Central Bodish) |
| Language of the ancient Indus civilization see: Harappan (language of the ancient Indus civilization) | Harappan (language of the ancient Indus civilization) |
| Languages of Amazonia | Languages of Amazonia |
| Languages of Central Amazonia | Languages of Central Amazonia |
| Languages of Eastern Brazil | Languages of Eastern Brazil |
| Languages of North America | Languages of North America |
| Languages of Northeastern Brazil | Languages of Northeastern Brazil |
| Languages of Northern Amazonia | Languages of Northern Amazonia |
| Languages of Northwest South America | Languages of Northwest South America |
| Languages of South America | Languages of South America |
| Languages of Sub-Saharan Africa | Languages of Sub-Saharan Africa |
| Languages of the Andes | Languages of the Andes |
| Languages of the Chaco Region | Languages of the Chaco Region |
| Languages of the Philippines | Languages of the Philippines |
| Languages of the South American Cone | Languages of the South American Cone |
| Languages of the South American Northern Foothills | Languages of the South American Northern Foothills |
| Languages of the South American Southern Foothills | Languages of the South American Southern Foothills |
| Languages of Western Amazonia | Languages of Western Amazonia |
| Lanna | Thai |
| Lanoh | Southern Mon-Khmer |
| Lanyin Mandarin | Modern Chinese |
| Lao | Southwestern Tai |
| Lappic see: Saamic | Saamic |
| Laqi see: Zay | Ethiopic |
| Laqua | Kadai |
| Lardil | Southwest Pama-Nyungan |
| Lari | Southwest Iranian |
| Larike | Languages of the Philippines |
| Larike-Wakasihu | Central Malayo-Polynesian |
| Larteh see: Late | Kwa |
| Late | Kwa |
| Late Egyptian | Late Egyptian |
| Late Middle Japanese | Late Middle Japanese |
| Late Middle Korean | Late Middle Korean |
| Latgalian | Latvian |
| Latin | Latin |
| Latino-Faliscan | Latino-Faliscan |
| Latino sine flexione | Planned languages |
| Latundê | Languages of Central Amazonia |
| Latvian | Latvian |
| Latvian Sign Language | Individual sign languages (except ASL) |
| Lau | Melanesian and Micronesian |
| Lauje | Western Malayo-Polynesian |
| Lavukaleve | Papuan |
| Lawa | Northern Mon-Khmer |
| Lawangan | Western Malayo-Polynesian |
| Laz | Zan |
| Laze | Burmese-Lolo (Burmic) |
| Lebanese Arabic | Modern Arabic dialects |
| Leco | Languages of the Andes |
| Leearrawa see: Garawa | Non-Pama-Nyungan |
| Lefana see: Lelemi | Kwa |
| Lega-Holoholo D20 | Bantu |
| Lega-Mwenga | Bantu |
| Legbo see: Leggbo | Benue-Congo |
| Leggbo | Benue-Congo |
| Lehali | Melanesian and Micronesian |
| Lele | Chadic |
| Lele (Mande) | Mande |
| Lelemi | Kwa |
| Lelet see: Madak | Melanesian and Micronesian |
| Lemba | Bantu |
| Lembethu | Bantu |
| Lemerig | Melanesian and Micronesian |
| Lemko | Rusyn |
| Lemnian | Mediterranean languages |
| Lenakel | Melanesian and Micronesian |
| Lenapé | Salish |
| Lenca | Mesoamerican small families and isolates |
| Lendu | Nilo-Saharan |
| Lengo | Oceanic |
| Lengua | Languages of the Chaco Region |
| Lengua Católica | Planned languages |
| Leningitij | Paman |
| Lenje-Tonga M60 | Bantu |
| Leonais see: Leoneg | Modern Breton |
| Léonard see: Leoneg | Modern Breton |
| Leoneg | Modern Breton |
| Lepcha | Central Trans-Himalayan |
| Lepontic | Continental Celtic |
| Lesotho Sign Language | Individual sign languages (except ASL) |
| Lete see: Late | Kwa |
| Leti | Central Malayo-Polynesian |
| Letuama see: Tanimuka-Retuama | Tukanoan stock |
| Levantine Arabic | Modern Arabic dialects |
| Lew | Chadic |
| Lewo | Melanesian and Micronesian |
| Lezghian | Lezghian |
| Lhaovo see: Maru | Burmese-Lolo (Burmic) |
| Lhokpu | Bodish languages |
| Lhomi | Tibetan (Central Bodish) |
| Liangmai | Central Trans-Himalayan |
| Libido | Cushitic |
| Libras see: Brazilian Sign Language | Individual sign languages (except ASL) |
| Libyan Arabic | Modern Arabic dialects |
| Libyan Berber | Berber |
| Libyan Sign Language | Individual sign languages (except ASL) |
| Light Warlpiri | Southwest Pama-Nyungan |
| Ligurian | Indo-European languages |
| Lihir | Melanesian and Micronesian |
| Lihyanite | Ancient Arabic (Safaitic, Lihyanite, Thamudic, Hasaitic) |
| Liko | Bantu |
| Likpe | Kwa |
| Lillooet | Salish |
| Lilubuagen | Languages of the Philippines |
| Limbu | Himalayan Bodic languages |
| Limbum | Benue-Congo |
| Limburgish | Modern Dutch |
| Limi | Burmese-Lolo (Burmic) |
| Limilngan | Australian |
| Limonese | English lexifier pidgins and creoles |
| Limos Kalinga | Languages of the Philippines |
| Linda | Ubangian (Eastern) |
| Lingala C30B | Bantu |
| Lingao | Kam-Tai |
| Lingarak see: Neverver | Melanesian and Micronesian |
| Lingua Franca | Romance lexifier pidgins and creoles |
| Língua Geral | Tupi-Guarani substock |
| Língua Gestual Guineense | Individual sign languages (except ASL) |
| Linguaz | Planned languages |
| Linngithigh see: Leningitij | Paman |
| Lio | Central Malayo-Polynesian |
| Lishana Deni | Modern Aramaic |
| Lisu | Burmese-Lolo (Burmic) |
| Lithuanian | Lithuanian |
| Lithuanian Sign Language | Individual sign languages (except ASL) |
| Litzlitz see: Naman | Melanesian and Micronesian |
| Livonian | Livonian |
| Lizu | Eastern Trans-Himalayan |
| Lo | Melanesian and Micronesian |
| Lobedu | Bantu |
| Lobi see: Lobiri | Gur (Voltaic) |
| Lobiri | Gur (Voltaic) |
| Logba | Kwa |
| Logone | Chadic |
| Logooli | Bantu |
| Logooli-Kuria JE40 | Bantu |
| Lohorung | Himalayan Bodic languages |
| Lokaa | Benue-Congo |
| Lokele | Bantu |
| Loko | Mande |
| Lokonda | Bantu |
| Lokono | Arawakan stock |
| Lolak | Languages of the Philippines |
| Loloish | Burmese-Lolo (Burmic) |
| Lomwe | Bantu |
| Londo | Bantu |
| Longgu | Melanesian and Micronesian |
| Longjia | Trans-Himalayan |
| Longmi see: Lungmi | Central Trans-Himalayan |
| Longuda | Adamawa |
| Loniu | Oceanic |
| Looma | Mande |
| Lopit | Nilo-Saharan |
| Lorhon | Gur (Voltaic) |
| Lori | Southwest Iranian |
| Lotha | Central Trans-Himalayan |
| Lo-Toga | Melanesian and Micronesian |
| Lotuko-Maa | Nilo-Saharan |
| Louisiana Creole | Romance lexifier pidgins and creoles |
| Louisiana French | Modern French |
| Louisiana Spanish | Non-European Spanish |
| Loven see: Jru’ | Eastern Mon-Khmer |
| Low German | Low German |
| Lower Nossob | Khoisan |
| Lower Sorbian | Sorbian |
| Lower Uda | Buriat (Buryat) |
| Lower Yangtze Mandarin | Modern Chinese |
| Lowland Chontal see: Tequistlatec | Mesoamerican small families and isolates |
| Löyöp | Melanesian and Micronesian |
| Lozi K20 | Bantu |
| Lü see: Tai Lue | Southwestern Tai |
| Lua’ see: T’in | Northern Mon-Khmer |
| Luang | Central Malayo-Polynesian |
| Luangiua | Polynesian |
| Luba L30 | Bantu |
| Luba-Kasai | Bantu |
| Luchazi | Bantu |
| Ludic | Ludic |
| Lue see: Tai Lue | Southwestern Tai |
| Lugagon see: Nalik | Melanesian and Micronesian |
| Lugha ya Mitaani | Bantu |
| Luhyia | Bantu |
| Luimbi | Bantu |
| Luiseño | Uto-Aztecan |
| Luish | Central Trans-Himalayan |
| Lukumi | Yoruba |
| Lule Saami | Saamic |
| Lule-Vilela | Languages of the Chaco Region |
| Lulogooli | Bantu |
| Lumbee English see: Native American English | Modern English |
| Lumbu | Bantu |
| Lumun | Kordofanian |
| Lun Bawang see: Lundayeh | Western Malayo-Polynesian |
| Lunda | Bantu |
| Lunda L50 | Bantu |
| Lundayeh | Western Malayo-Polynesian |
| Lundu-Balong A10 | Bantu |
| Lungalunga see: Minigir | Melanesian and Micronesian |
| Lungmi | Central Trans-Himalayan |
| Lungtu | Modern Chinese |
| Luo | Nilo-Saharan |
| Luri | Chadic |
| Luri (Southwest Iranian) see: Lori | Southwest Iranian |
| Lushootseed | Salish |
| Lusitanian | Lusitanian |
| Luso-Asian creoles | Romance lexifier pidgins and creoles |
| Lutuv | South Central Trans-Himalayan (Kuki-Chin) |
| Luwian | Luwian |
| Luwo see: Luo | Nilo-Saharan |
| Luxembourgish | New High German |
| Luyana K30 | Bantu |
| Lwel | Bantu |
| Lwena | Bantu |
| Lycian | Lycian |
| Lydian | Lydian |
| Lyngngam see: Khasi | Northern Mon-Khmer |
| Ma Manda | Papuan |
| Maa see: Maasai | Nilo-Saharan |
| Ma’a | Cushitic |
| Maale see: Male | Omotic |
| Maanso | Cushitic |
| Ma’anyan | Western Malayo-Polynesian |
| Maasai | Nilo-Saharan |
| Maban | Nilo-Saharan |
| Mabe | South Halmahera-West-New Guinea |
| Macanese | Romance lexifier pidgins and creoles |
| Macao Portuguese | Non-European Portuguese |
| Macassarese | Western Malayo-Polynesian |
| Macedonian | Macedonian |
| Macedonian Greek | Greek |
| Macedonian recension | Old Slavic |
| Machiguenga see: Matsigenka | Arawakan stock |
| Maco see: Máku | Languages of Northern Amazonia |
| Macquarie see: Awabakal | Southwest Pama-Nyungan |
| Macro-Jê stock | Macro-Jê stock |
| Mada | Chadic |
| Madak | Melanesian and Micronesian |
| Madang | Papuan |
| Madeiran Portuguese | Modern Portuguese |
| Madiha see: Kulina | Arawan family |
| Madurese | Western Malayo-Polynesian |
| Mafa | Chadic |
| Mafea | Melanesian and Micronesian |
| Magahi | Eastern Indo-Aryan |
| Magar | Himalayan Bodic languages |
| Maghrebi Arabic | Modern Arabic dialects |
| Magɨ | Papuan |
| Maguindanao | Languages of the Philippines |
| Magyar see: Hungarian | Hungarian |
| Mah Meri | Southern Mon-Khmer |
| Mahican | Algonquian-Ritwan (Algic) |
| Mahri see: Mehri | South Arabic |
| Maids’ Arabic see: Pidgin Madam | Pidgins and creoles with lexifiers other than Romance and English |
| Maiduan | North American small families and isolates |
| Maii | Melanesian and Micronesian |
| Maijiki | Tukanoan stock |
| Maipuran see: Arawakan stock | Arawakan stock |
| Maisin | Oceanic |
| Maithili | Eastern Indo-Aryan |
| Majang | Nilo-Saharan |
| Majhi | Eastern Indo-Aryan |
| Mak | Kadai |
| Maká | Languages of the Chaco Region |
| Makaa | Bantu |
| Makaa-Njem A80 | Bantu |
| Makah | Wakashan |
| Makalero | Papuan |
| Makasai | Papuan |
| Makhuwa | Bantu |
| Makhuwa P30 | Bantu |
| Maklew | Papuan |
| Mako see: Máku | Languages of Northern Amazonia |
| Makonde | Bantu |
| Makú | Languages of Western Amazonia |
| Máku | Languages of Northern Amazonia |
| Maku’a | Papuan |
| Makundichi see: Makunduchi | Bantu |
| Makuráp | Tupian stock |
| Makuva | Central Malayo-Polynesian |
| Makuxi | Carib family |
| Makwe | Bantu |
| Mal see: T’in | Northern Mon-Khmer |
| Malacca Creole Portuguese see: Kristang | Romance lexifier pidgins and creoles |
| Malagasy | Malagasy |
| Malagasy Sign Language | Individual sign languages (except ASL) |
| Malalí | Macro-Jê stock |
| Malayalam | Malayalam |
| Malayo-Polynesian | Malayo-Polynesian |
| Malaysian English | Modern English |
| Maldivian | Sinhalese-Maldivian |
| Male | Omotic |
| Maleku | Chibcha family |
| Maleng | Vietic |
| Maleu-Kilenge | Melanesian and Micronesian |
| Malgana | Pama-Nyungan |
| Malgbe | Chadic |
| Malgwa | Chadic |
| Mali | Papuan |
| Malian Sign Language | Individual sign languages (except ASL) |
| Malila | Bantu |
| Malinka see: Maninka | Mande |
| Malinke see: Maninka | Mande |
| Maliseet-Passamaquoddy | Algonquian-Ritwan (Algic) |
| Malo | Melanesian and Micronesian |
| Malo (Ometo) see: Melo | Omotic |
| Maltese | Modern Arabic dialects |
| Maltese English | Modern English |
| Maltese Sign Language | Individual sign languages (except ASL) |
| Malto | North Dravidian |
| Malua | Oceanic |
| Mam | Mayan |
| Mamaindé | Languages of Central Amazonia |
| Mamanwa | Languages of the Philippines |
| Mamasa | Western Malayo-Polynesian |
| Mambai | Central Malayo-Polynesian |
| Mambay | Adamawa |
| Mambila | Benue-Congo |
| Mamboru | Central Malayo-Polynesian |
| Mampruli | Gur (Voltaic) |
| Mamuju | Western Malayo-Polynesian |
| Manado Malay | Bahasa Indonesia and Bahasa Melayu |
| Manadonese see: Manado Malay | Bahasa Indonesia and Bahasa Melayu |
| Manam | Melanesian and Micronesian |
| Manambu | Papuan |
| Manang see: Manangba | Bodish languages |
| Manangba | Bodish languages |
| Manange see: Manangba | Bodish languages |
| Manchu | Manchu |
| Manda | South-Central Dravidian |
| Manda (Bantu) | Bantu |
| Manda N10 | Bantu |
| Mandaic | Aramaic |
| Mandak see: Madak | Melanesian and Micronesian |
| Manda-Matumba | Bantu |
| Mandan | Siouan |
| Mandar | Western Malayo-Polynesian |
| Mandara see: Wandala | Chadic |
| Mandari | Nilo-Saharan |
| Mandarin | Modern Chinese |
| Mandawaka | Arawakan stock |
| Mande | Mande |
| Manding | Mande |
| Mandinka | Mande |
| Mang | Southern Mon-Khmer |
| Mangala | Southwest Pama-Nyungan |
| Mangalili see: Gumatj | Southwest Pama-Nyungan |
| Mangap-Mbula | Melanesian and Micronesian |
| Mangarayi | Non-Pama-Nyungan |
| Mangareva | Polynesian |
| Mangarrayi see: Mangarayi | Non-Pama-Nyungan |
| Mangbetu-Asua | Nilo-Saharan |
| Mangbutu-Efe | Nilo-Saharan |
| Mangga Buang | Melanesian and Micronesian |
| Manggarai | Central Malayo-Polynesian |
| Mangghuer see: Monguor | Modern Mongolic languages besides Mongolian |
| Mangic | Southern Mon-Khmer |
| Mani | Atlantic |
| Manide | Languages of the Philippines |
| Manikion see: Sougb | Papuan |
| Maningrida | Non-Pama-Nyungan |
| Maninka | Mande |
| Manipuri see: Meiteilon | Central Trans-Himalayan |
| Maniq see: Kensiw | Southern Mon-Khmer |
| Manjak | Atlantic |
| Mankanya | Atlantic |
| Mankiyali | Dardic |
| Mankon | Benue-Congo |
| Mannan | South Dravidian |
| Mano | Mande |
| Manobo | Languages of the Philippines |
| Mansaka | Languages of the Philippines |
| Mansi (Vogul) | Mansi (Vogul) |
| Mantang | Western Malayo-Polynesian |
| Mantharta | Pama-Nyungan |
| Mantjiltjara see: Martu Wangka | Southwest Pama-Nyungan |
| Manui | Western Malayo-Polynesian |
| Manus | Melanesian and Micronesian |
| Manx | Manx |
| Manxineri | Arawakan stock |
| Manyanga | Bantu |
| Manyika | Bantu |
| Manyjilyjarra | Paman |
| Manyo | Bantu |
| Mao | Omotic |
| Maonan | Kam-Sui |
| Māori | Polynesian |
| Mapos Buang | Melanesian and Micronesian |
| Mapoyo | Carib family |
| Mapuche | Mapuche |
| Mara | South Central Trans-Himalayan (Kuki-Chin) |
| Mara (Non-Pama-Nyungan) see: Marithiel | Non-Pama-Nyungan |
| Marakwet | Nilo-Saharan |
| Maram | Central Trans-Himalayan |
| Maranao | Languages of the Philippines |
| Marathi | Southern Indo-Aryan (Marathi) |
| Marba | Chadic |
| Marchha | Tibetan (Central Bodish) |
| Mardijker Malay | Bahasa Indonesia and Bahasa Melayu |
| Mardin Sign Language | Individual sign languages (except ASL) |
| Margany | Pama-Nyungan |
| Marghi see: Margi | Chadic |
| Margi | Chadic |
| Mari (Cheremis) | Mari (Cheremis) |
| Maricopa | Yuman |
| Marik | Melanesian and Micronesian |
| Maring | Central Trans-Himalayan |
| Marithiel | Non-Pama-Nyungan |
| Maritime Polynesian Pidgin | Pidgins and creoles with lexifiers other than Romance and English |
| Maritime Sign Language | Individual sign languages (except ASL) |
| Marka | Mande |
| Marma see: Arakanese | Burmese-Lolo (Burmic) |
| Marori | Papuan |
| Marovo | Melanesian and Micronesian |
| Marquesan | Polynesian |
| Marra | Non-Pama-Nyungan |
| Marrevone | Bantu |
| Marrithiyel see: Marithiel | Non-Pama-Nyungan |
| Marrku | Non-Pama-Nyungan |
| Marshallese | Melanesian and Micronesian |
| Martu Wangka | Southwest Pama-Nyungan |
| Martuthunira | Southwest Pama-Nyungan |
| Maru | Burmese-Lolo (Burmic) |
| Marubo | Pano family |
| Marwari | Central Indo-Aryan |
| Masa | Chadic |
| Masaba-Luhya JE30 | Bantu |
| Masai see: Maasai | Nilo-Saharan |
| Masalit | Nilo-Saharan |
| Masarak see: Masalit | Nilo-Saharan |
| Mashan | Kadai |
| Mashi | Bantu |
| Maskoyano | Languages of the Chaco Region |
| Massachusett | Algonquian-Ritwan (Algic) |
| Massenrempulu see: Duri | Western Malayo-Polynesian |
| Masserenpulu | Western Malayo-Polynesian |
| Mataco see: Wichí | Languages of the Chaco Region |
| Mataco-Mataguayo | Languages of the Chaco Region |
| Matako see: Wichí | Languages of the Chaco Region |
| Matawai | English lexifier pidgins and creoles |
| Matbat | South Halmahera-West-New Guinea |
| Matengo | Bantu |
| Mathimathi see: Djadjala | Pama-Nyungan |
| Matís | Pano family |
| Matlatzinca | Otomanguean |
| Mato | Oceanic |
| Mator | Extinct Samoyedic languages |
| Matsés | Pano family |
| Matsigenka | Arawakan stock |
| Matukar Panau | Oceanic |
| Matuumbi | Bantu |
| Matuumbi P10 | Bantu |
| Maung | Non-Pama-Nyungan |
| Mauritanian Arabic see: Hassaniyya | Modern Arabic dialects |
| Mauritanian Berber see: Zenaga | Berber |
| Mauritian Creole see: Morisyen | Romance lexifier pidgins and creoles |
| Mauwake | Papuan |
| Mavea see: Mafea | Melanesian and Micronesian |
| Mawa | Chadic |
| Mawasangka | Central Malayo-Polynesian |
| Mawayana | Arawakan stock |
| Mawé-Sateré | Tupian stock |
| Mawng see: Maung | Non-Pama-Nyungan |
| Mawo | Mande |
| Maxakalí | Macro-Jê stock |
| May | Vietic |
| Ma’ya | South Halmahera-West-New Guinea |
| Maya | Adamawa |
| Mayali see: Gunwinggu | Non-Pama-Nyungan |
| Mayan | Mayan |
| Mayan | Dardic |
| Maybrat | Papuan |
| Mayna see: Omurano | Languages of the South American Northern Foothills |
| Mayo | Uto-Aztecan |
| Mayoruna see: Matsés | Pano family |
| Mazahua | Otomanguean |
| Mazandarani | Northwest Iranian |
| Mazatec | Otomanguean |
| Mazera | Chadic |
| Mba | Ubangian (Eastern) |
| Mbabaram | Paman |
| Mbaham | Papuan |
| Mbala-Hunganna H40 | Bantu |
| Mbat | Benue-Congo |
| Mbayá | Languages of the Chaco Region |
| Mbe | Benue-Congo |
| Mbelime | Gur (Voltaic) |
| Mbembe | Benue-Congo |
| Mbesa | Bantu |
| Mbete B60 | Bantu |
| Mbole-Enya D10 | Bantu |
| Mboshi | Bantu |
| Mboshi C20 | Bantu |
| mBrugchu | Eastern Trans-Himalayan |
| Mbugwe | Bantu |
| Mbuko | Chadic |
| Mbukushu | Bantu |
| Mbula see: Mangap-Mbula | Melanesian and Micronesian |
| Mbum | Adamawa |
| Mburugam see: Esimbi | Benue-Congo |
| Mbwela | Bantu |
| Mbyá | Guarani |
| Meadow Mari | Mari (Cheremis) |
| Meänkieli | Finnish (Suomi) |
| Mebengokre see: Kayapó | Jê family |
| Media Lengua | Quechua |
| Median | Old Iranian |
| Medieval and Neo-Latin | Medieval and Neo-Latin |
| Medieval Hebrew | Medieval Hebrew |
| Mediterranean languages | Mediterranean languages |
| Mednyj | Eskimo-Aleut |
| Medumba | Benue-Congo |
| Meemul Tziij | Individual sign languages (except ASL) |
| Meglenian see: Megleno-Romanian | Balkan Romance |
| Meglenitic see: Megleno-Romanian | Balkan Romance |
| Megleno-Romanian | Balkan Romance |
| Megrel see: Mingrelian | Zan |
| Mehinaku | Arawakan stock |
| Mehri | South Arabic |
| Mehweb | Dargi/Dargwa |
| Meimandi | West Iranian |
| Meitei see: Meiteilon | Central Trans-Himalayan |
| Meiteilon | Central Trans-Himalayan |
| Meiteiron see: Meiteilon | Central Trans-Himalayan |
| Meithei see: Meiteilon | Central Trans-Himalayan |
| Mekaf see: Naki | Benue-Congo |
| Mekéns | Tupian stock |
| Mekeo | Melanesian and Micronesian |
| Mekongga see: Tolaki | Western Malayo-Polynesian |
| Melanau | Western Malayo-Polynesian |
| Melanesian and Micronesian | Melanesian and Micronesian |
| Melanesian Pidgin | English lexifier pidgins and creoles |
| Melayu Pasar see: Bazaar Malay | Pidgins and creoles with lexifiers other than Romance and English |
| Melayu Tenggara Jauh | Bahasa Indonesia and Bahasa Melayu |
| Mele | Polynesian |
| Mele Fila see: Mele | Polynesian |
| Melo | Omotic |
| Non-European Spanish | Mande |
| Mengaka | Benue-Congo |
| Mengisa | Bantu |
| Mennonite Low German see: Plautdietsch | New Low German |
| Menominee | Algonquian-Ritwan (Algic) |
| Menya | Papuan |
| Meohang | Himalayan Bodic languages |
| Mer see: Meriam | Non-Pama-Nyungan |
| Merap | Western Malayo-Polynesian |
| Merei | Melanesian and Micronesian |
| Meriam | Non-Pama-Nyungan |
| Meriam Mir see: Meriam | Non-Pama-Nyungan |
| Mero | Bantu |
| Meroitic | Cushitic |
| Merong see: Miriwoong | Pama-Nyungan |
| Meryam Mir see: Meriam | Non-Pama-Nyungan |
| Mesoamerican languages | Mesoamerican languages |
| Mesoamerican small families and isolates | Mesoamerican small families and isolates |
| Mesqan | Ethiopic |
| Mesquakie-Sauk | Algonquian-Ritwan (Algic) |
| Métchif see: Michif | Algonquian-Ritwan (Algic) |
| Metoko | Bantu |
| Mewahang see: Meohang | Himalayan Bodic languages |
| Mexican American English see: Chicano English | Modern English |
| Mexican Sign Language | Individual sign languages (except ASL) |
| Mexican Spanish | Non-European Spanish |
| Mexicano see: Nahuatl | Uto-Aztecan |
| Meyah | Papuan |
| Meyor see: Zakhring | Central Trans-Himalayan |
| Meꞌphaa | Subtiaba-Tlapanec |
| Mgao | Bantu |
| Miahuatec | Otomanguean |
| Miami-Illinois | Algonquian-Ritwan (Algic) |
| Mian | Papuan |
| Miao-Yao see: Hmong-Mien (Miao-Yao) | Hmong-Mien (Miao-Yao) |
| Michif | Algonquian-Ritwan (Algic) |
| Micmac | Algonquian-Ritwan (Algic) |
| Micronesian see: Melanesian and Micronesian | Melanesian and Micronesian |
| Middle (Classical) Egyptian | Middle (Classical) Egyptian |
| Middle Arabic | Middle Arabic |
| Middle Breton | Middle Breton |
| Middle Chinese see: Old and Middle Chinese | Old and Middle Chinese |
| Middle Czech | Middle Czech |
| Middle Dutch | Middle Dutch |
| Middle English | Middle English |
| Middle French | Middle French |
| Middle Frisian | Middle Frisian |
| Middle High German | Middle High German |
| Middle Indo-Aryan | Middle Indo-Aryan |
| Middle Iranian | Middle Iranian |
| Middle Irish | Middle Irish |
| Middle Low German | Middle Low German |
| Middle Mongolian see: Old and Middle Mongolian | Old and Middle Mongolian |
| Middle Polish | Middle Polish |
| Middle Ruthenian | East Slavic |
| Middle Turkic see: Old and Middle Turkic | Old and Middle Turkic |
| Middle Welsh | Middle Welsh |
| Midiki | Central Malayo-Polynesian |
| Mien see: Iu Mien | Hmong-Mien (Miao-Yao) |
| Mienic | Hmong-Mien (Miao-Yao) |
| Migama | Chadic |
| Miji | Central Trans-Himalayan |
| Miju-Mishmi | Central Trans-Himalayan |
| Mɨka | Languages of the South American Northern Foothills |
| Mikeyir see: Shabo | Nilo-Saharan |
| Mikir see: Karbi | Central Trans-Himalayan |
| Mi’kmaq see: Micmac | Algonquian-Ritwan (Algic) |
| Millcayac | Languages of the South American Cone |
| Milky | Modern Indo-Aryan |
| Mimi | Nilo-Saharan |
| Min | Modern Chinese |
| Mina | Chadic |
| Minaean | South Arabic |
| Minangkabau | Bahasa Indonesia and Bahasa Melayu |
| Minangyan | Languages of the Philippines |
| Minderico | Portuguese, Galician |
| Mingrelian | Zan |
| Minigir | Melanesian and Micronesian |
| Minjia see: Bai | Eastern Trans-Himalayan |
| Minoan, Eteocretan, Prehellenic | Minoan, Eteocretan, Prehellenic |
| Minsi see: Munsee | Algonquian-Ritwan (Algic) |
| Minsi Delaware see: Munsee | Algonquian-Ritwan (Algic) |
| Minyag see: Muya | Eastern Trans-Himalayan |
| Minyanka | Gur (Voltaic) |
| Mir see: Meriam | Non-Pama-Nyungan |
| Miraña | Languages of the South American Northern Foothills |
| Mirandese | Ibero-Romance |
| Miranya see: Miraña | Languages of the South American Northern Foothills |
| Miri see: Mising | Central Trans-Himalayan |
| Miriram see: Meriam | Non-Pama-Nyungan |
| Miriwoong | Pama-Nyungan |
| Miriwun see: Miriwoong | Pama-Nyungan |
| Mirndi | Non-Pama-Nyungan |
| Mirning | Pama-Nyungan |
| Mirung see: Miriwoong | Pama-Nyungan |
| Misaba see: Lalo | Burmese-Lolo (Burmic) |
| Mishing see: Mising | Central Trans-Himalayan |
| Miship | Chadic |
| Mishnaic Hebrew see: Pre-Biblical, Biblical and Mishnaic Hebrew | Pre-Biblical, Biblical and Mishnaic Hebrew |
| Mising | Central Trans-Himalayan |
| Mískito | Misumalpa family |
| Mískito Coast Creole English see: Nicaragua Creole English | English lexifier pidgins and creoles |
| Misumalpa family | Misumalpa family |
| Mithaka | Pama-Nyungan |
| Miwa see: Lobiri | Gur (Voltaic) |
| Miwok | Miwok |
| Mixe | Mixe-Zoquean |
| Mixe-Zoquean | Mixe-Zoquean |
| Mixtec | Otomanguean |
| Miya | Chadic |
| Miyako Ryukyuan | Modern Japanese |
| Miyobe | Gur (Voltaic) |
| Mizo | South Central Trans-Himalayan (Kuki-Chin) |
| Mlabri | Northern Mon-Khmer |
| Mmala | Bantu |
| Mmen | Benue-Congo |
| Mnar | Northern Mon-Khmer |
| Mnong | Eastern Mon-Khmer |
| Moabite | Moabite |
| Moba | Gur (Voltaic) |
| Mobilian Jargon | Pidgins and creoles with lexifiers other than Romance and English |
| Mocha see: Shekkacho | Omotic |
| Mòcheno | New High German |
| Mochica | Quechumaran stock |
| Mocoví | Languages of the Chaco Region |
| Modern (Israeli) Hebrew | Modern (Israeli) Hebrew |
| Modern Arabic dialects | Modern Arabic dialects |
| Modern Aramaic | Modern Aramaic |
| Modern Armenian | Modern Armenian |
| Modern Breton | Modern Breton |
| Modern Catalan | Modern Catalan |
| Modern Chinese | Modern Chinese |
| Modern Czech | Modern Czech |
| Modern Dutch | Modern Dutch |
| Modern English | Modern English |
| Modern French | Modern French |
| Modern Frisian | Modern Frisian |
| Modern Galician | Modern Galician |
| Modern German see: New High German | New High German |
| Modern Greek | Modern Greek |
| Modern Hungarian | Modern Hungarian |
| Modern Indo-Aryan | Modern Indo-Aryan |
| Modern Iranian | Modern Iranian |
| Modern Irish | Modern Irish |
| Modern Japanese | Modern Japanese |
| Modern Korean | Modern Korean |
| Modern Mongolian | Modern Mongolian |
| Modern Mongolic languages besides Mongolian | Modern Mongolic languages besides Mongolian |
| Modern Occitan | Modern Occitan |
| Modern Polish | Modern Polish |
| Modern Portuguese | Modern Portuguese |
| Modern Slovak | Modern Slovak |
| Modern Spanish | Modern Spanish |
| Modern Standard Arabic see: Classical and Modern Standard Arabic | Classical and Modern Standard Arabic |
| Modern Welsh | Modern Welsh |
| Modo-Baka | Nilo-Saharan |
| Modoc see: Klamath-Modoc | Klamath-Modoc |
| Mofou see: Mofu-Gudur | Chadic |
| Mofu-Gudur | Chadic |
| Moghamo | Benue-Congo |
| Moghol | Modern Mongolic languages besides Mongolian |
| Mogholi see: Moghol | Modern Mongolic languages besides Mongolian |
| Mohawk | Iroquoian |
| Mohegan | Algonquian-Ritwan (Algic) |
| Moi | Papuan |
| Mojave | Yuman |
| Mojo | Arawakan stock |
| Moken | Malayo-Polynesian |
| Mokilese | Melanesian and Micronesian |
| Mokilko | Chadic |
| Moklen | Malayo-Polynesian |
| Mokole | Mande |
| Mokpá | Bantu |
| Moksha | Mordva (Mordvinian) |
| Molala | North American small families and isolates |
| Molale see: Molala | North American small families and isolates |
| Molbog | Languages of the Philippines |
| Moldavian see: Moldovan | Romanian (Rumanian) |
| Moldovan | Romanian (Rumanian) |
| Molele see: Molala | North American small families and isolates |
| Molise Slavic | Serbo-Croatian (Serbian, Croatian, Bosnian) |
| Mollalla see: Molala | North American small families and isolates |
| Moloko | Chadic |
| Mombo | Niger-Congo (Niger-Kordofanian) |
| Mon | Mon |
| Mondé | Tupian stock |
| Mongghul see: Monguor | Modern Mongolic languages besides Mongolian |
| Mongo | Bantu |
| Mongolian proper | Mongolian proper |
| Mongolian Sign Language | Individual sign languages (except ASL) |
| Mongolic (including Proto-Mongolic) | Mongolic (including Proto-Mongolic) |
| Mongolic Shira Yugur see: Eastern Yugur | Modern Mongolic languages besides Mongolian |
| Mongoljin | Mongolian proper |
| Mongondow-Gorontalo | Languages of the Philippines |
| Mongo-Nkundo C60 | Bantu |
| Monguor | Modern Mongolic languages besides Mongolian |
| Mon-Khmer | Mon-Khmer |
| Mono | Uto-Aztecan |
| Monsang | Central Trans-Himalayan |
| Montagnais | Algonquian-Ritwan (Algic) |
| Montañés | Ibero-Romance |
| Montenegrin | Serbo-Croatian (Serbian, Croatian, Bosnian) |
| Monzombo | Ubangian (Eastern) |
| Moor | South Halmahera-West-New Guinea |
| Mòoré | Gur (Voltaic) |
| Moose see: Mòoré | Gur (Voltaic) |
| Mooso see: Lahu | Burmese-Lolo (Burmic) |
| Mopán | Mayan |
| Mora | Chadic |
| Mordva (Mordvinian) | Mordva (Mordvinian) |
| Mordvinian see: Mordva (Mordvinian) | Mordva (Mordvinian) |
| More see: Mòoré | Gur (Voltaic) |
| Moré | Chapakura stock |
| Morehead-Upper Maro see: Yam | Papuan |
| Mori Bawah | Western Malayo-Polynesian |
| Morisyen | Romance lexifier pidgins and creoles |
| Moro | Kordofanian |
| Moroccan Arabic | Modern Arabic dialects |
| Moroccan Berber | Berber |
| Moronene | Western Malayo-Polynesian |
| Morrobalama see: Umbuygamu | Southwest Pama-Nyungan |
| Mortlockese | Melanesian and Micronesian |
| Moru-Madi | Nilo-Saharan |
| Mosetén | Languages of the South American Southern Foothills |
| Mosiye see: Bussa | Cushitic |
| Moso see: Naxi | Burmese-Lolo (Burmic) |
| Mosuo see: Naxi | Burmese-Lolo (Burmic) |
| Mota | Melanesian and Micronesian |
| Motlav | Melanesian and Micronesian |
| Motu | Melanesian and Micronesian |
| Mouktele | Chadic |
| Mouyang | Chadic |
| Movima | Languages of Central Amazonia |
| Mozambican Portuguese | Non-European Portuguese |
| Mozambican Sign Language | Individual sign languages (except ASL) |
| Mozarabic | Ibero-Romance |
| Mpi see: Phunoi | Burmese-Lolo (Burmic) |
| Mpiemo | Bantu |
| Mpiin | Bantu |
| Mpondo | Bantu |
| Mpoto | Bantu |
| Mpuono | Bantu |
| Mpur | Papuan |
| Mro | South Central Trans-Himalayan (Kuki-Chin) |
| Mru | Central Trans-Himalayan |
| Mu Nya see: Muya | Eastern Trans-Himalayan |
| Muak Sa-aak | Northern Mon-Khmer |
| Mualang | Western Malayo-Polynesian |
| Mubi | Chadic |
| Mudburra | Pama-Nyungan |
| Muduapa | Melanesian and Micronesian |
| Muduga | Dravidian languages |
| Mugali Rai | Himalayan Bodic languages |
| Muher | Ethiopic |
| Muhian | Papuan |
| Muhso see: Lahu | Burmese-Lolo (Burmic) |
| Muisca | Chibcha family |
| Mulam | Kam-Sui |
| Mulao see: Mulam | Kam-Sui |
| Mun | Hmong-Mien (Miao-Yao) |
| Muna | Central Malayo-Polynesian |
| Munda | Munda |
| Mundabli | Benue-Congo |
| Mundari | Munda |
| Mundurukú | Tupian stock |
| Mungbam | Benue-Congo |
| Muniche | Languages of Western Amazonia |
| Munji | East Iranian |
| Munsee | Algonquian-Ritwan (Algic) |
| Munukutuba | Pidgins and creoles with lexifiers other than Romance and English |
| Muong | Vietic |
| Muoy see: Buglere | Chibcha family |
| Mupun see: Mwaghavul | Chadic |
| Murire see: Buglere | Chibcha family |
| Murrinhpatha see: Murrinh-Patha | Non-Pama-Nyungan |
| Murrinh-Patha | Non-Pama-Nyungan |
| Mursi | Nilo-Saharan |
| Murui | Languages of the South American Northern Foothills |
| Murung see: Mru | Central Trans-Himalayan |
| Muruwari | Pama-Nyungan |
| Musey | Chadic |
| Mushungulu | Bantu |
| Musi | Bahasa Indonesia and Bahasa Melayu |
| Muskogean | Muskogean |
| Muskogee see: Creek-Seminole | Muskogean |
| Musom | Melanesian and Micronesian |
| Mussau | Melanesian and Micronesian |
| Mutu see: Tuam | Melanesian and Micronesian |
| Muya | Eastern Trans-Himalayan |
| Mvumbo | Bantu |
| Mwaghavul | Chadic |
| Mwakai | Papuan |
| Mwan | Mande |
| Mwani | Bantu |
| Mwera | Bantu |
| Mwerlap | Melanesian and Micronesian |
| Mwesen | Melanesian and Micronesian |
| Mwiini | Bantu |
| Mwotlap see: Motlav | Melanesian and Micronesian |
| Myanmar see: Burmese | Burmese-Lolo (Burmic) |
| Myanmar English | Modern English |
| Myanmar Sign Language | Individual sign languages (except ASL) |
| Mycenaean | Mycenaean |
| Myene B10 | Bantu |
| Mynky see: Irantxe | Languages of Central Amazonia |
| Na | Burmese-Lolo (Burmic) |
| Naaba | Bodish |
| Naba | Nilo-Saharan |
| Nabak | Papuan |
| Nabataean | Ancient Arabic (Safaitic, Lihyanite, Thamudic, Hasaitic) |
| Nachhiring | Himalayan Bodic languages |
| Nadëb | Languages of Western Amazonia |
| Na-Dene | Na-Dene |
| Nadroga see: Western Fijian | Polynesian |
| Nafaanra | Gur (Voltaic) |
| Nafsan see: South Efate | Melanesian and Micronesian |
| Nafusi | Berber |
| Naga | Central Trans-Himalayan |
| Nagamese | Pidgins and creoles with lexifiers other than Romance and English |
| Nage | Central Malayo-Polynesian |
| Nahali | Central Indo-Aryan |
| Náhua see: Nahuatl | Uto-Aztecan |
| Nahuatl | Uto-Aztecan |
| Nahukwa | Carib family |
| Naiman | Mongolian proper |
| Naimlap see: Mochica | Quechumaran stock |
| Naish | Burmese-Lolo (Burmic) |
| Najamba | Niger-Congo (Niger-Kordofanian) |
| Najdi Arabic see: Saudi Arabian Arabic | Modern Arabic dialects |
| Naka'ela | Central Malayo-Polynesian |
| Nakanai | Melanesian and Micronesian |
| Nakh | Nakh |
| Naki | Benue-Congo |
| Nalca | Papuan |
| Nalik | Melanesian and Micronesian |
| Nalögo | Melanesian and Micronesian |
| Nam | Trans-Himalayan |
| Nama | Papuan |
| Nama-Damara | Khoisan |
| Naman | Melanesian and Micronesian |
| Nambikwára | Languages of Central Amazonia |
| Nambikwara del sur | Languages of Central Amazonia |
| Nambo | Papuan |
| Nambya | Bantu |
| Namia | Papuan |
| Namibian German | New High German |
| Nanai see: Nanaj | Southern Tungusic |
| Nanaj | Southern Tungusic |
| Nancowry | Southern Mon-Khmer |
| Nanda see: Nhanta | Southwest Pama-Nyungan |
| Nandi | Bantu |
| Nangalami | Dardic |
| Nangikurrunggurr see: Ngan’gityemerri | Non-Pama-Nyungan |
| Nanti | Arawakan stock |
| Nanticoke | Algonquian-Ritwan (Algic) |
| Napu | Western Malayo-Polynesian |
| N!aqriaxe | Khoisan |
| Nara see: Nera | Nilo-Saharan |
| Naro | Khoisan |
| Nar-Phu | Bodish languages |
| Narrinyeri | Pama-Nyungan |
| Narungga | Southwest Pama-Nyungan |
| Nasa Yuve see: Paez | Languages of Northwest South America |
| Nasal | Malayo-Polynesian |
| Našinski | South Slavic or Macedonian |
| Nasioi | Papuan |
| Našta | South Slavic |
| Nasu | Burmese-Lolo (Burmic) |
| Natchez | North American small families and isolates |
| Naténi | Gur (Voltaic) |
| Natick see: Massachusett | Algonquian-Ritwan (Algic) |
| Natioro | Gur (Voltaic) |
| Native American English | Modern English |
| Natügu | Melanesian and Micronesian |
| Naueti | Central Malayo-Polynesian |
| Naukan | Eskimo-Aleut |
| Naukan Yupik see: Naukan | Eskimo-Aleut |
| Naukanski see: Naukan | Eskimo-Aleut |
| Nauo | Southwest Pama-Nyungan |
| Nauruan | Melanesian and Micronesian |
| Navajo | Athapaskan-Eyak |
| Nawat see: Pipil | Uto-Aztecan |
| Nawdm | Gur (Voltaic) |
| Nawuri | Kwa |
| Nax see: Nakh | Nakh |
| Naxi | Burmese-Lolo (Burmic) |
| Nayi | Omotic |
| Ncam | Gur (Voltaic) |
| Ncane | Benue-Congo |
| Ndali | Bantu |
| Ndamba | Bantu |
| Ndambomo | Bantu |
| Nda’nda’ | Benue-Congo |
| Ndao see: Dhao | Central Malayo-Polynesian |
| Ndau | Bantu |
| Ndebele | Bantu |
| Ndebele of Zimbabwe | Bantu |
| Ndendeule | Bantu |
| Ndengereko | Bantu |
| Ndingi | Bantu |
| Ndjébbana | Non-Pama-Nyungan |
| Ndjuka see: Ndyuka | English lexifier pidgins and creoles |
| Ndonga | Bantu |
| nDrapa | Eastern Trans-Himalayan |
| Ndyuka | English lexifier pidgins and creoles |
| Ndyuka tongo see: Ndyuka | English lexifier pidgins and creoles |
| Nedebang | Papuan |
| Nedersaksisch see: Dutch Low Saxon | Modern Dutch |
| Nefamese | Pidgins and creoles with lexifiers other than Romance and English |
| Nefusa see: Nafusi | Berber |
| Negerhollands | Pidgins and creoles with lexifiers other than Romance and English |
| Negeri Sembilan Malay | Bahasa Indonesia and Bahasa Melayu |
| Negidal | Northern Tungusic |
| Nehan | Papuan |
| Nêhiyawêwin see: Cree | Algonquian-Ritwan (Algic) |
| Nek | Papuan |
| Neku | Melanesian and Micronesian |
| Nêlêmwa-Nixumwak | Melanesian and Micronesian |
| Nemi | Melanesian and Micronesian |
| Nen | Papuan |
| Nenets | Nenets |
| Ñengatú see: Nheengatú | Tupi-Guarani substock |
| Nengone | Melanesian and Micronesian |
| Neo-Assyrian | Modern Aramaic |
| Nepala bhasa see: Newar | Himalayan Bodic languages |
| Nepali | Northern Indo-Aryan (Pahari/Himalayan) |
| Nepali English | Modern English |
| Nepali Sign Language | Individual sign languages (except ASL) |
| Nera | Nilo-Saharan |
| Nese | Melanesian and Micronesian |
| Netherlandic Dutch | Modern Dutch |
| Neve’ei see: Vinmavis | Melanesian and Micronesian |
| Neverver | Melanesian and Micronesian |
| New Caledonian French | Modern French |
| New High German | New High German |
| New Low German | New Low German |
| New Uighur, Salar, Sarygh Uighur | New Uighur, Salar, Sarygh Uighur |
| New Zealand English | Modern English |
| New Zealand Sign Language | Individual sign languages (except ASL) |
| Newar | Himalayan Bodic languages |
| Newfoundland English | Modern English |
| Nez Perce see: Nuumiipuutímt | Sahaptian |
| Ngaanyatjarra | Southwest Pama-Nyungan |
| Ngaatjatjarra see: Ngaanyatjarra | Southwest Pama-Nyungan |
| Ngada | Central Malayo-Polynesian |
| Ngaju | Western Malayo-Polynesian |
| Ngalakan | Non-Pama-Nyungan |
| Ngalakgan see: Ngalakan | Non-Pama-Nyungan |
| Ngalkbun | Non-Pama-Nyungan |
| Ngamini | Pama-Nyungan |
| Ngamo | Chadic |
| Nganasan | Nganasan |
| Ngando | Bantu |
| Ngangam | Gur (Voltaic) |
| Ngan’gityemerri | Non-Pama-Nyungan |
| Nganhcara | Paman |
| Nganyaywana | Southwest Pama-Nyungan |
| Ngardi | Southwest Pama-Nyungan |
| Ngarigo | Pama-Nyungan |
| Ngarinyin | Non-Pama-Nyungan |
| Ngarla | Pama-Nyungan |
| Ngarrindjeri | Non-Pama-Nyungan |
| Ngas | Chadic |
| Ngasa | Nilo-Saharan |
| Ngatik Men’s Creole | Pidgins and creoles with lexifiers other than Romance and English |
| Ngayarda | Southwest Pama-Nyungan |
| Ngayarta see: Ngayarda | Southwest Pama-Nyungan |
| Ngazija see: Comorian | Bantu |
| Ngbaka | Ubangian (Eastern) |
| Ngbugu | Ubangian (Eastern) |
| Ngemba | Benue-Congo |
| Ngh’wele | Bantu |
| Ngiemboon | Benue-Congo |
| Ngigua | Otomanguean |
| Ngindo | Bantu |
| Ngiti | Nilo-Saharan |
| Ngiyambaa see: Ngiyampaa | Southwest Pama-Nyungan |
| Ngiyampaa | Southwest Pama-Nyungan |
| Ngizim | Chadic |
| ǁNg!ke | Khoisan |
| Ngkolmpu | Papuan |
| Ngom | Bantu |
| Ngombe | Bantu |
| Ngombe C40 | Bantu |
| Ngondi C10 | Bantu |
| Ngoni of Mozambique | Bantu |
| Ngoni of Tanzania | Bantu |
| Ngorek | Western Malayo-Polynesian |
| Ngoreme | Bantu |
| Ngul | Bantu |
| Ngulu | Bantu |
| Ngumbin see: Ngumpin | Southwest Pama-Nyungan |
| Ngumpin | Southwest Pama-Nyungan |
| Ngunawal | Pama-Nyungan |
| Ngungwel | Bantu |
| Nguni S40 | Bantu |
| Nguòn | Vietic |
| Ngwe | Benue-Congo |
| Nhaheun | Eastern Mon-Khmer |
| Nhanda see: Nhanta | Southwest Pama-Nyungan |
| Nhandeva | Guarani |
| Nhanta | Southwest Pama-Nyungan |
| Nheengatú | Tupi-Guarani substock |
| Nias | Western Malayo-Polynesian |
| Nicaragua Creole English | English lexifier pidgins and creoles |
| Nicaraguan Sign Language | Individual sign languages (except ASL) |
| Nicobarese | Southern Mon-Khmer |
| Niger-Congo (Niger-Kordofanian) | Niger-Congo (Niger-Kordofanian) |
| Nigerian Arabic | Modern Arabic dialects |
| Nigerian Pidgin | English lexifier pidgins and creoles |
| Nigerian Sign Language | Individual sign languages (except ASL) |
| Niger-Kordofanian see: Niger-Congo (Niger-Kordofanian) | Niger-Congo (Niger-Kordofanian) |
| Nihali | South Asian isolates |
| Niitsitapi see: Blackfoot | Algonquian-Ritwan (Algic) |
| Nijadali | Southwest Pama-Nyungan |
| Nikak see: Nukak | Languages of Western Amazonia |
| Nikyob-Nindem | Benue-Congo |
| Nila | Central Malayo-Polynesian |
| Nilamba-Rangi F30 | Bantu |
| Nilo-Saharan | Nilo-Saharan |
| Nilotic | Nilo-Saharan |
| Nimboran | Papuan |
| Nimiputímt see: Nuumiipuutímt | Sahaptian |
| Ninde | Oceanic |
| Nipissing | Algonquian-Ritwan (Algic) |
| Nisga | Tsimshian |
| Nisga’a see: Nisga | Tsimshian |
| Nisgha’a see: Nisga | Tsimshian |
| Nisu | Burmese-Lolo (Burmic) |
| Niuafo’ou | Polynesian |
| Niuean | Polynesian |
| Nivaclé see: Niwaklé | Languages of the Chaco Region |
| Nivkh see: Gilyak (Nivkh) | Gilyak (Nivkh) |
| Niwaklé | Languages of the Chaco Region |
| Nizaa see: Suga | Benue-Congo |
| Njem | Bantu |
| Njijapali see: Nijadali | Southwest Pama-Nyungan |
| Nkami | Kwa |
| Nkep see: Sakao | Melanesian and Micronesian |
| Nkore-Kiga | Bantu |
| Nkoroo | Niger-Congo (Niger-Kordofanian) |
| Nkoya L60 | Bantu |
| Nlaka’pamux see: Thompson | Salish |
| Nle'kepmxcin see: Thompson | Salish |
| Nǁng | Khoisan |
| Nochi see: Notsi | Melanesian and Micronesian |
| Nocte | Central Trans-Himalayan |
| Nogai | Eastern Kipchak (Nogai, Kazakh, Karakalpak, Kirghiz) |
| Noghay see: Nogai | Eastern Kipchak (Nogai, Kazakh, Karakalpak, Kirghiz) |
| Nomatsiguenga | Arawakan stock |
| Non-European Portuguese | Non-European Portuguese |
| Non-European Spanish | Non-European Spanish |
| Non-Pama-Nyungan | Non-Pama-Nyungan |
| Nooksack | Salish |
| Noon | Atlantic |
| Noone | Benue-Congo |
| Noongar see: Nyunga | Southwest Pama-Nyungan |
| Nootka see: Nuuchahnulth | Wakashan |
| Norf’k | English lexifier pidgins and creoles |
| Norman French | Modern French |
| Norn | Insular Scandinavian |
| Nortenyo see: Buglere | Chibcha family |
| North Ambrym | Melanesian and Micronesian |
| North American Icelandic | Icelandic |
| North American small families and isolates | North American small families and isolates |
| North Caucasian | North Caucasian |
| North Dravidian | North Dravidian |
| North Efate | Melanesian and Micronesian |
| North Germanic (Scandinavian) | North Germanic (Scandinavian) |
| North Maluku Malay | Bahasa Indonesia and Bahasa Melayu |
| North Mijikenda | Bantu |
| North Saami | Saamic |
| North-African French | Modern French |
| Northeast Caucasian | Northeast Caucasian |
| Northeast Iranian | Northeast Iranian |
| Northeast Turkic | Northeast Turkic |
| North-Eastern Neo-Aramaic | Modern Aramaic |
| Northeastern Mandarin | Modern Chinese |
| Northern Alta | Languages of the Philippines |
| Northern Carrier see: Babine | Athapaskan-Eyak |
| Northern Indo-Aryan (Pahari/Himalayan) | Northern Indo-Aryan (Pahari/Himalayan) |
| Northern Mon-Khmer | Northern Mon-Khmer |
| Northern Nilotic | Nilo-Saharan |
| Northern Paiute | Uto-Aztecan |
| Northern Samoyedic | Samoyedic |
| Northern Sotho | Bantu |
| Northern Straits | Salish |
| Northern Tai | Northern Tai |
| Northern Tungusic | Northern Tungusic |
| Northwest Caucasian | Northwest Caucasian |
| Northwest Indo-Aryan | Northwest Indo-Aryan |
| Northwest Iranian | Northwest Iranian |
| Northwest Semitic | Northwest Semitic |
| Northwest Turkic (Kipchak) | Northwest Turkic (Kipchak) |
| Norwegian | Norwegian |
| Norwegian Sign Language | Individual sign languages (except ASL) |
| Nostratic | Nostratic |
| Nosu | Burmese-Lolo (Burmic) |
| Notsi | Melanesian and Micronesian |
| Nouchi | Modern French |
| Nova Scotian Sign Language see: Maritime Sign Language | Individual sign languages (except ASL) |
| Novgorodian | Old Russian |
| Novial | Planned languages |
| Nsenga | Bantu |
| Nso see: Lamnso | Benue-Congo |
| Nsong | Bantu |
| Ntumu | Bantu |
| Nǀu | Khoisan |
| Nuaulu | Central Malayo-Polynesian |
| Nubi | Pidgins and creoles with lexifiers other than Romance and English |
| Nubian | Nilo-Saharan |
| Nubri | Tibetan (Central Bodish) |
| Nugunu | Southwest Pama-Nyungan |
| Nukak | Languages of Western Amazonia |
| Nukna | Papuan |
| Nukumanu | Polynesian |
| Nukunu see: Nugunu | Southwest Pama-Nyungan |
| Nukuoro | Polynesian |
| Numanggang | Papuan |
| Numbami | Melanesian and Micronesian |
| Nume | Melanesian and Micronesian |
| Numic | Uto-Aztecan |
| Numipu see: Nuumiipuutímt | Sahaptian |
| Numurana see: Omurano | Languages of the South American Northern Foothills |
| Nung | Central Trans-Himalayan |
| Nunga see: Nyunga | Southwest Pama-Nyungan |
| Nunggubuyu | Non-Pama-Nyungan |
| Nungon | Papuan |
| Nunusaku | Central Malayo-Polynesian |
| Nuosu see: Nosu | Burmese-Lolo (Burmic) |
| Nupe | Benue-Congo |
| Nuragic see: Paleo-Sardinian | Mediterranean languages |
| Nuristani (Kafir) | Nuristani (Kafir) |
| Nuristani Kalasha | Nuristani (Kafir) |
| Nusu | Burmese-Lolo (Burmic) |
| Nuuchahnulth | Wakashan |
| Nuumiipuutímt | Sahaptian |
| Nuu-wee-ya’ | Athapaskan-Eyak |
| Nuxalk see: Bella Coola | Salish |
| Nweh see: Ngwe | Benue-Congo |
| Nyagbo see: Tutrugbu | Kwa |
| Nyaheun see: Nhaheun | Eastern Mon-Khmer |
| Nyahkur | Mon-Khmer |
| Nyai | Bantu |
| Nyakyusa proper | Bantu |
| Nyakyusa-Ngonde M30 | Bantu |
| Nyâlayu see: Nyelâyu | Oceanic |
| Nyamal | Southwest Pama-Nyungan |
| Nyambo | Bantu |
| Nyamwezi | Bantu |
| Nyaneka | Bantu |
| Nyanga D40 | Bantu |
| Nyangatom | Nilo-Saharan |
| Nyangbo see: Tutrugbu | Kwa |
| Nyang’i | Nilo-Saharan |
| Nyangumarta | Southwest Pama-Nyungan |
| Nyanja | Bantu |
| Nyankore | Bantu |
| Nyaturu | Bantu |
| Nyawaygi | Pama-Nyungan |
| Nyelâyu | Oceanic |
| Nyiha | Bantu |
| Nyiha-Safwa M20 | Bantu |
| Nyika-Taita E70 | Bantu |
| Nyima | Nilo-Saharan |
| Nyimatli see: Tera | Chadic |
| Nyindrou | Oceanic |
| Nyong | Adamawa |
| Nyoongar see: Nyunga | Southwest Pama-Nyungan |
| Nyoro | Bantu |
| Nyoro-Ganda JE10 | Bantu |
| Nyuli | Bantu |
| Nyulnyul | Nyulnyulan |
| Nyulnyulan | Nyulnyulan |
| Nyunga | Southwest Pama-Nyungan |
| Nyungar see: Nyunga | Southwest Pama-Nyungan |
| Nyungwe | Bantu |
| Nzadi | Bantu |
| Nzebi B50 | Bantu |
| Nzema | Kwa |
| Obang | Benue-Congo |
| Obolo | Benue-Congo |
| Ob-Ugric | Ob-Ugric |
| Obulom | Benue-Congo |
| Occidental | Planned languages |
| Occitan (Provençal) | Occitan (Provençal) |
| Oceanic | Oceanic |
| Ọchịchị | Benue-Congo |
| Ocuilteco | Otomanguean |
| Odia see: Oriya | Eastern Indo-Aryan |
| Oḍual | Benue-Congo |
| Ofayé | Macro-Jê stock |
| Ọgbịạ | Benue-Congo |
| Ogbogolo | Benue-Congo |
| Ogbrọnụagum | Benue-Congo |
| Ögeled see: Ööld | Oirat (including Kalmyk) |
| Oghuz see: Southwest Turkic (Oghuz) | Southwest Turkic (Oghuz) |
| Ogoni | Benue-Congo |
| Ogu | Kwa |
| Ohlone see: Costanoan | North American small families and isolates |
| Oirat (including Kalmyk) | Oirat (including Kalmyk) |
| Oirata see: Woirata | Papuan |
| Ojibwe | Algonquian-Ritwan (Algic) |
| Ojibwe-Potawatomi | Algonquian-Ritwan (Algic) |
| Ok | Papuan |
| Okanagan | Salish |
| Okanisi see: Ndyuka | English lexifier pidgins and creoles |
| Okiek | Nilo-Saharan |
| Okinawan see: Ryukyuan | Japanese |
| Okinawan Ryukyuan | Modern Japanese |
| Oko-Eni-Osayen | Benue-Congo |
| Oksapmin | Papuan |
| Oku | Benue-Congo |
| Old and Medieval Spanish | Old and Medieval Spanish |
| Old and Middle Chinese | Old and Middle Chinese |
| Old and Middle Hungarian | Old and Middle Hungarian |
| Old and Middle Mongolian | Old and Middle Mongolian |
| Old and Middle Turkic | Old and Middle Turkic |
| Old Aramaic | Old Aramaic |
| Old Armenian | Old Armenian |
| Old Breton | Old Breton |
| Old Catalan | Old Catalan |
| Old Czech | Old Czech |
| Old Danish | Danish |
| Old Dutch (Old Low Franconian) | Old Dutch (Old Low Franconian) |
| Old Egyptian | Old Egyptian |
| Old English | Old English |
| Old French | Old French |
| Old Frisian | Old Frisian |
| Old Galician-Portuguese | Old Galician-Portuguese |
| Old Georgian | Georgian |
| Old High German | Old High German |
| Old Indo-Aryan | Old Indo-Aryan |
| Old Iranian | Old Iranian |
| Old Irish | Old Irish |
| Old Japanese | Old Japanese |
| Old Javanese | Javanese |
| Old Korean | Old Korean |
| Old Low Franconian see: Old Dutch (Old Low Franconian) | Old Dutch (Old Low Franconian) |
| Old Low German (Old Saxon) | Old Low German (Old Saxon) |
| Old Norse | Old Norse |
| Old Nubian | Nilo-Saharan |
| Old Occitan | Old Occitan |
| Old Ottoman | Turkish (Osmanli), Balkan dialects, Gagauz |
| Old Polish | Old Polish |
| Old Prussian | Western Baltic |
| Old Russian | Old Russian |
| Old Sardinian | Sardinian |
| Old Saxon see: Old Low German (Old Saxon) | Old Low German (Old Saxon) |
| Old Sicilian | Italo-Romance |
| Old Slavic | Old Slavic |
| Old Slovak | Old Slovak |
| Old Swedish | Swedish |
| Old Tibetan | Tibetan (Central Bodish) |
| Old Uighur | Old and Middle Turkic |
| Old Welsh | Old Welsh |
| Old Zamuco | Languages of the Chaco Region |
| Olekha | Tibetan (Central Bodish) |
| Ollari | Central Dravidian |
| Olo | Papuan |
| Olrat | Melanesian and Micronesian |
| Olukumi | Yoruba |
| Olutec | Mixe-Zoquean |
| Omagua | Tupi-Guarani substock |
| Omani Arabic | Modern Arabic dialects |
| Omani Pidgin Arabic see: Gulf Pidgin Arabic | Pidgins and creoles with lexifiers other than Romance and English |
| Ombila see: Umpila | Paman |
| Ometay see: Dawro | Omotic |
| Ometo | Omotic |
| Omotic | Omotic |
| Omurano | Languages of the South American Northern Foothills |
| Ona see: Selknam | Languages of the South American Southern Foothills |
| Onandaga see: Onondaga | Iroquoian |
| One | Papuan |
| Oneida | Iroquoian |
| Ongbe see: Lingao | Kam-Tai |
| Önge | Andamanese |
| Ongota | Afro-Asiatic (Hamito-Semitic) languages |
| Onondaga | Iroquoian |
| O’odham | Uto-Aztecan |
| Ööld | Oirat (including Kalmyk) |
| Öölt see: Ööld | Oirat (including Kalmyk) |
| Ópata | Uto-Aztecan |
| Opayé see: Ofayé | Macro-Jê stock |
| ǃOraXiri see: ǃOra-Xiri | Khoisan |
| Orchon see: Oroqen | Northern Tungusic |
| Ordos | Modern Mongolian |
| Oregon | Athapaskan-Eyak |
| Oriya | Eastern Indo-Aryan |
| Ormuri | Northwest Iranian |
| Oroch | Southern Tungusic |
| Orok | Southern Tungusic |
| Orokaiva | Papuan |
| Oroko | Bantu |
| Oromo | Cushitic |
| Oroqen | Northern Tungusic |
| Orya | Papuan |
| Osage | Siouan |
| Oscan | Osco-Umbrian |
| Osco-Umbrian | Osco-Umbrian |
| Osing | Javanese |
| Osmanlı see: Turkish (Osmanli), Balkan dialects, Gagauz | Turkish (Osmanli), Balkan dialects, Gagauz |
| Ossetic | Northeast Iranian |
| Ossian | Planned languages |
| Ostyak see: Khanti (Ostyak) | Khanty (Ostyak) |
| Ot Danum | Malayo-Polynesian |
| Otomanguean | Otomanguean |
| Otomí | Otomanguean |
| Otoro | Kordofanian |
| Ouldeme | Chadic |
| Ourami see: Gurani | Northwest Iranian |
| Owé | Yoruba |
| Oyda | Omotic |
| Oyrat see: Oirat (including Kalmyk) | Oirat (including Kalmyk) |
| Paakantyi see: Ngiyampaa | Southwest Pama-Nyungan |
| Paama | Melanesian and Micronesian |
| Paamese see: Paama | Melanesian and Micronesian |
| Pacific Englishes see: South Pacific Englishes | Modern English |
| Pacoh | Eastern Mon-Khmer |
| Padoe | Western Malayo-Polynesian |
| Paez | Languages of Northwest South America |
| Pagu | Papuan |
| Pahādī see: Anarya | Modern Indo-Aryan |
| Pahang Malay | Bahasa Indonesia and Bahasa Melayu |
| Pahari | Northern Indo-Aryan (Pahari/Himalayan) |
| Pahlavanik see: Parthian | Middle Iranian |
| Pahlavi see: Middle Iranian | Middle Iranian |
| Pa-Hng | Hmong-Mien (Miao-Yao) |
| Pahoturi | Papuan |
| Pai (Eastern Trans-Himalayan) see: Bai | Eastern Trans-Himalayan |
| Pai (Yuman) see: Paipai | Yuman |
| Paicî | Melanesian and Micronesian |
| Paipai | Yuman |
| Paite Chin | South Central Trans-Himalayan (Kuki-Chin) |
| Paiter Suruí Sign Language | Individual sign languages (except ASL) |
| Paiwan | Formosan |
| Pakistan Sign Language | Individual sign languages (except ASL) |
| Pakistani English | Modern English |
| Pakoh see: Pacoh | Eastern Mon-Khmer |
| Pakpak Dairi see: Batak Dairi | Western Malayo-Polynesian |
| Palaic | Palaic |
| Palauan | Malayo-Polynesian |
| Palaung | Northern Mon-Khmer |
| Palaungic | Northern Mon-Khmer |
| Palawa Kani | Planned languages |
| Palawan | Languages of the Philippines |
| Paleihnihan | North American small families and isolates |
| Palenquero | Romance lexifier pidgins and creoles |
| Paleoasiatic see: Paleosiberian (Paleoasiatic) | Paleosiberian (Paleoasiatic) |
| Paleo-Sardinian | Mediterranean languages |
| Paleosiberian (Paleoasiatic) | Paleosiberian (Paleoasiatic) |
| Palestinian Arabic | Modern Arabic dialects |
| Palestinian Aramaic | Old Aramaic |
| Palestinian Sign Language | Individual sign languages (except ASL) |
| Palewyami | Yokuts |
| Pali | Middle Indo-Aryan |
| Palikur | Arawakan stock |
| Paljgu see: Nijadali | Southwest Pama-Nyungan |
| Paluai | Oceanic |
| Palu’e | Central Malayo-Polynesian |
| Palyku see: Nijadali | Southwest Pama-Nyungan |
| Paman | Paman |
| Pama-Nyungan | Pama-Nyungan |
| Pame | Otomanguean |
| Pamir | East Iranian |
| Pamlico | Algonquian-Ritwan (Algic) |
| Pamona | Malayo-Polynesian |
| Pampagueño see: Pampangan | Languages of the Philippines |
| Pampangan | Languages of the Philippines |
| Pana | Gur (Voltaic) |
| Panamanian Creole English | English lexifier pidgins and creoles |
| Panamanian Sign Language | Individual sign languages (except ASL) |
| Panamint | Uto-Aztecan |
| Panará | Jê family |
| Panaras see: Kuot | Papuan |
| Panare | Carib family |
| Pancana | Central Malayo-Polynesian |
| Panchparganiya | Eastern Indo-Aryan |
| Pangasinan | Languages of the Philippines |
| Pangkhua | South Central Trans-Himalayan (Kuki-Chin) |
| Paniya | Malayalam |
| Panjabi see: Punjabi | Central Indo-Aryan |
| Pankararé | Languages of Northeastern Brazil |
| Pankararú see: Pankararé | Languages of Northeastern Brazil |
| Pankaré see: Pankararé | Languages of Northeastern Brazil |
| Pannonian Rusyn | Slovak or West Slavic |
| Pannonian Slovenian | Slovenian |
| Pano family | Pano family |
| Panyjima see: Panytyima | Southwest Pama-Nyungan |
| Panytyima | Southwest Pama-Nyungan |
| Pa’O | Karen |
| Papapana | Melanesian and Micronesian |
| Papel | Atlantic |
| Papiamento see: Papiamentu | Romance lexifier pidgins and creoles |
| Papiamentu | Romance lexifier pidgins and creoles |
| Papua New Guinea Sign Language | Individual sign languages (except ASL) |
| Papuan | Papuan |
| Papuan Malay | Bahasa Indonesia and Bahasa Melayu |
| Parachi | Southeast Iranian |
| Paraglot | Planned languages |
| Paraguayan Spanish | Non-European Spanish |
| Parakanã | Tupi-Guarani substock |
| Paranan | Languages of the Philippines |
| Paraujano | Arawakan stock |
| Parecís see: Paresí | Arawakan stock |
| Paresí | Arawakan stock |
| Paressi see: Paresí | Arawakan stock |
| Päri | Nilo-Saharan |
| Parintintín | Tupi-Guarani substock |
| Parirí | Carib family |
| Parkateje | Macro-Jê stock |
| Parkatêjê see: Parkateje | Macro-Jê stock |
| Parnkala | Southwest Pama-Nyungan |
| Parthian | Middle Iranian |
| Pashayi | Dardic |
| Pashto | Northeast Iranian |
| Pasifika Englishes see: South Pacific Englishes | Modern English |
| Pasilingua | Planned languages |
| Pastaza Quichua | Quechua |
| Patagonian Welsh | Modern Welsh |
| Patani | South Halmahera-West-New Guinea |
| Pataxó Hã Hã Hãe | Macro-Jê stock |
| Patpatar | Melanesian and Micronesian |
| Pattani | Bodish languages |
| Pattani Malay | Bahasa Indonesia and Bahasa Melayu |
| Patuá see: Venezuelan French Creole | Romance lexifier pidgins and creoles |
| Patwa see: French Guianese Creole | Romance lexifier pidgins and creoles |
| Patwin | North American small families and isolates |
| Paumarí | Arawan family |
| Pauna | Arawakan stock |
| Pawnee | Caddoan |
| Paya see: Pech | Chibcha family |
| Payungu see: Bayungu | Southwest Pama-Nyungan |
| Pazeh | Formosan |
| Pe | Benue-Congo |
| Pear | Eastern Mon-Khmer |
| Pearic | Eastern Mon-Khmer |
| Pech | Chibcha family |
| Pèdè | Adamawa |
| Pedi | Bantu |
| Pehuenche | Mapuche |
| Pekodian | Carib family |
| Pela | Burmese-Lolo (Burmic) |
| Pelasgian | Minoan, Eteocretan, Prehellenic |
| Pemba | Bantu |
| Pemón | Carib family |
| Pemong see: Pemón | Carib family |
| Pémono | Carib family |
| Penan | Western Malayo-Polynesian |
| Pendau | Western Malayo-Polynesian |
| Pende L10 | Bantu |
| Pennsylvania Dutch see: Pennsylvania German | New High German |
| Pennsylvania German | New High German |
| Pentl’ach | Salish |
| Penutian | Penutian |
| Pericú | Mesoamerican languages |
| Permian see: Permic (Permian) | Permic (Permian) |
| Permic (Permian) | Permic (Permian) |
| Pero | Chadic |
| Persian | Persian |
| Peruvian Sign Language | Individual sign languages (except ASL) |
| Peul see: Fula | Atlantic |
| Pévé | Chadic |
| Phake | Southwestern Tai |
| Philippine English | Modern English |
| Philippine Sign Language | Individual sign languages (except ASL) |
| Philippine Spanish | Non-European Spanish |
| Phnong see: Mnong | Eastern Mon-Khmer |
| Phoenician and Punic | Phoenician and Punic |
| Phom | Central Trans-Himalayan |
| Phowa | Burmese-Lolo (Burmic) |
| Phrygian | Phrygian |
| Phuan | Southwestern Tai |
| Phula | Burmese-Lolo (Burmic) |
| Phunoi | Burmese-Lolo (Burmic) |
| Phuthi | Bantu |
| Phuza | Burmese-Lolo (Burmic) |
| Piapoco | Arawakan stock |
| Piaroa | Languages of Northern Amazonia |
| Picard | Gallo-Romance |
| Pichi | English lexifier pidgins and creoles |
| Pichis Ashéninca see: Ashéninca | Arawakan stock |
| Pictish | Proto-Celtic |
| Pidgin Fijian | English lexifier pidgins and creoles |
| Pidgin Madam | Pidgins and creoles with lexifiers other than Romance and English |
| Pidgins and Creoles | Pidgins and Creoles |
| Pidgins and creoles with lexifiers other than Romance and English | Pidgins and creoles with lexifiers other than Romance and English |
| Pijao | Languages of South America |
| Pilagá | Languages of the Chaco Region |
| Pilbara | Southwest Pama-Nyungan |
| Pileni | Polynesian |
| Pilipino see: Tagalog | Languages of the Philippines |
| Pima see: O’odham | Uto-Aztecan |
| Pima Bajo | Uto-Aztecan |
| Pimbwe | Bantu |
| Píng | Modern Chinese |
| Pingelapese | Melanesian and Micronesian |
| Pinikura | Australian |
| Pintupi Luritja | Southwest Pama-Nyungan |
| Pipil | Uto-Aztecan |
| Pirahã | Languages of Central Amazonia |
| Piratapuyo | Tukanoan stock |
| Piro see: Yine | Arawakan stock |
| Pisidian | Pisidian |
| Pite Saami | Saamic |
| Pitjantjatjara | Southwest Pama-Nyungan |
| Pitkern-Norf’k see: Norf’k | English lexifier pidgins and creoles |
| Pitta-Pitta | Pama-Nyungan |
| Pitu Ulunna Salu | Western Malayo-Polynesian |
| Plains Indian Sign Language | Individual sign languages (except ASL) |
| Plang | Northern Mon-Khmer |
| Planned languages | Planned languages |
| Plateau languages (Benue-Congo) | Benue-Congo |
| Plautdietsch | New Low German |
| Plautdiitsch see: Plautdietsch | New Low German |
| Pnar | Northern Mon-Khmer |
| Podoko | Chadic |
| Pogolo-Ndamba G50 | Bantu |
| Pohnpeian see: Ponapean | Melanesian and Micronesian |
| Poitevin | French |
| Poitevin-Saintongeais | French |
| Poke | Bantu |
| Pol | Bantu |
| Polabian | Polabian |
| Polci | Chadic |
| Polish | Polish |
| Polish Sign Language | Individual sign languages (except ASL) |
| Polynesian | Polynesian |
| Pomak | Bulgarian |
| Pomeranian | Pomeranian |
| Pomo | Pomoan |
| Pomoan | Pomoan |
| Ponapean | Melanesian and Micronesian |
| Pondi | Papuan |
| Ponosakan | Languages of the Philippines |
| Pontianak Malay | Bahasa Indonesia and Bahasa Melayu |
| Pontic | Modern Greek |
| Popoloc | Otomanguean |
| Popoluca | Mixe-Zoquean |
| Popti see: Jakaltek | Mayan |
| Poqomam | Mayan |
| Poqomchi’ | Mayan |
| P’orhépecha see: Tarascan | Mesoamerican small families and isolates |
| Port Sandwich | Melanesian and Micronesian |
| Port Vato | Oceanic |
| Português Afro-Brasileiro see: Brazilian Vernacular Portuguese | Non-European Portuguese |
| Portuguese Sign Language | Individual sign languages (except ASL) |
| Portuguese, Galician | Portuguese, Galician |
| Portuñol | Romance lexifier pidgins and creoles |
| Poruborá | Tupian stock |
| Poso Creek see: Palewyami | Yokuts |
| Potawatomi | Algonquian-Ritwan (Algic) |
| Potteferstaal | Modern Dutch |
| Poumei Naga | Central Trans-Himalayan |
| Pouye | Papuan |
| Poyanawa | Pano family |
| Prai | Northern Mon-Khmer |
| Prakrit | Middle Indo-Aryan |
| Prasuni | Nuristani (Kafir) |
| Pre-Biblical, Biblical and Mishnaic Hebrew | Pre-Biblical, Biblical and Mishnaic Hebrew |
| Prehellenic see: Minoan, Eteocretan, Prehellenic | Minoan, Eteocretan, Prehellenic |
| Pre-Islamic Arabic | Central Semitic: Arabic |
| Prekmurje Slovenian | Slovenian |
| Principense | Romance lexifier pidgins and creoles |
| Principense Portuguese | Non-European Portuguese |
| Prinmi | Eastern Trans-Himalayan |
| Proto- and Common Slavic | Proto- and Common Slavic |
| Proto-Altaic | Proto-Altaic |
| Proto-Celtic | Proto-Celtic |
| Proto-Dravidian | Proto-Dravidian |
| Proto-Germanic | Proto-Germanic |
| Proto-Indo-European | Proto-Indo-European |
| Proto-Kartvelian | Proto-Kartvelian |
| Proto-Romance | Proto-Romance |
| Proto-Semitic | Proto-Semitic |
| Proto-Trans-Himalayan | Proto-Trans-Himalayan |
| Proto-Uralic | Proto-Uralic |
| Provençal see: Occitan (Provençal) | Occitan (Provençal) |
| Providence Island Sign Language | Individual sign languages (except ASL) |
| Pskovian | Old Russian |
| Pubiao see: Laqua | Kadai |
| Puinave | Languages of Western Amazonia |
| Pukapuka | Polynesian |
| Pukina see: Puquina | Languages of the Andes |
| Pulaar see: Fula | Atlantic |
| Puluwatese | Melanesian and Micronesian |
| Puma | Himalayan Bodic languages |
| Pumi see: Prinmi | Eastern Trans-Himalayan |
| Punan | Western Malayo-Polynesian |
| Punchi | Northwest Indo-Aryan |
| Pungatitj see: Buwandik | Paman |
| Punjabi | Central Indo-Aryan |
| Punu | Bantu |
| Pu-Nu | Hmong-Mien (Miao-Yao) |
| Puoc | Northern Mon-Khmer |
| Puquina | Languages of the Andes |
| P’urépecha see: Tarascan | Mesoamerican small families and isolates |
| Purépecha see: Tarascan | Mesoamerican small families and isolates |
| Purí | Macro-Jê stock |
| Purik | Tibetan (Central Bodish) |
| Puroik | Central Trans-Himalayan |
| Putonghua see: Standard Mandarin | Modern Chinese |
| Puyuma | Formosan |
| Pwo | Karen |
| Pyen | Burmese-Lolo (Burmic) |
| Pyu | Central Trans-Himalayan |
| Qabeena see: K’abeena | Cushitic |
| Qalqa see: Khalkha | Mongolian proper |
| Q’anjob’al | Mayan |
| Qaqet | Papuan |
| Qaračin see: Kharchin | Mongolian proper |
| Qasqa'i | Southwest Turkic (Oghuz) |
| Qatabanian | South Arabic |
| Qatari Pidgin Arabic see: Gulf Pidgin Arabic | Pidgins and creoles with lexifiers other than Romance and English |
| Q’eqchi’ | Mayan |
| Qiang | Eastern Trans-Himalayan |
| Qimant | Cushitic |
| Qo Xiong | Hmong-Mien (Miao-Yao) |
| Qollahuaya see: Kallawaya | Languages of the Andes |
| Qorčin see: Khorchin | Mongolian proper |
| Quebec Sign Language | Individual sign languages (except ASL) |
| Quechua | Quechua |
| Quechumaran stock | Quechumaran stock |
| Quinault | Salish |
| Quingnam | Quechumaran stock |
| Quizgó see: Guambiano | Languages of Northwest South America |
| Qurʾānic Arabic | Classical and Modern Standard Arabic |
| Rabha | Central Trans-Himalayan |
| Raday see: Rade | Malayo-Polynesian |
| Rade | Malayo-Polynesian |
| Raga | Melanesian and Micronesian |
| Ra-glai see: Roglai | Malayo-Polynesian |
| Rai | Himalayan Bodic languages |
| Rajasthani | Central Indo-Aryan |
| Rajbanshi | Eastern Indo-Aryan |
| Raji | Northwest Iranian |
| Raji (Bodish) see: Rawat | Bodish languages |
| Ralte | South Central Trans-Himalayan (Kuki-Chin) |
| Rama | Chibcha family |
| Rama Cay Creole | English lexifier pidgins and creoles |
| Rangi | Bantu |
| Rangkas | Bodish languages |
| Ranglong | South Central Trans-Himalayan (Kuki-Chin) |
| Rangpa see: Rongpo | Bodish languages |
| Rangri | Central Indo-Aryan |
| Ranmo | Papuan |
| Ranquel | Mapuche |
| Rapa | Polynesian |
| Rapa Nui see: Rapanui | Polynesian |
| Rapanui | Polynesian |
| Rarotongan see: Cook Islands Māori | Polynesian |
| Rashad | Kordofanian |
| Ratahan | Western Malayo-Polynesian |
| Raute | Himalayan Bodic languages |
| Rawang | Central Trans-Himalayan |
| Rawat | Bodish languages |
| Red Karen see: Kayah | Karen |
| Red Yao see: Younuo Yao | Hmong-Mien (Miao-Yao) |
| Reefs see: Ayiwo | Papuan |
| Reefs-Santa Cruz | Melanesian and Micronesian |
| Reel | Nilo-Saharan |
| Rejang | Malayo-Polynesian |
| Rembarrnga | Non-Pama-Nyungan |
| Rembarunga see: Rembarrnga | Non-Pama-Nyungan |
| Remo | Munda |
| Remontado Dumagat | Languages of the Philippines |
| Rendille | Cushitic |
| Rengmitca | South Central Trans-Himalayan (Kuki-Chin) |
| Reshe | Benue-Congo |
| Resian | Slovenian |
| Resígaro | Arawakan stock |
| Reta | Papuan |
| Retuarã see: Tanimuka-Retuama | Tukanoan stock |
| Réunion Creole | Romance lexifier pidgins and creoles |
| Reyesano | Takana family |
| rGyalrongic | Eastern Trans-Himalayan |
| rGyarong see: Jiarong | Eastern Trans-Himalayan |
| Rhade see: Rade | Malayo-Polynesian |
| Rhaetian | Rhaetian |
| Rhaeto-Romance | Rhaeto-Romance |
| Rhode see: Rade | Malayo-Polynesian |
| Rhonga | Bantu |
| Riang | Central Trans-Himalayan |
| Riau Indonesian | Bahasa Indonesia and Bahasa Melayu |
| Rigwe | Benue-Congo |
| Rikbaktsa | Macro-Jê stock |
| Rinkeby Swedish | Swedish |
| Rio de la Plata Spanish see: Rioplatense Spanish | Non-European Spanish |
| Rioplatense Spanish | Non-European Spanish |
| Ririo | Melanesian and Micronesian |
| Rirratjingu see: Dhangu | Pama-Nyungan |
| Roamaina see: Omurano | Languages of the South American Northern Foothills |
| Rodong see: Camling | Himalayan Bodic languages |
| Roglai | Malayo-Polynesian |
| Rohingya | Eastern Indo-Aryan |
| Rokorona | Chapakura stock |
| Romagnol | Italo-Romance |
| Romance | Romance |
| Romance lexifier pidgins and creoles | Romance lexifier pidgins and creoles |
| Romani | Romani |
| Romanian (Rumanian) | Romanian (Rumanian) |
| Romanian Pidgin Arabic | Pidgins and creoles with lexifiers other than Romance and English |
| Romanian Sign Language | Individual sign languages (except ASL) |
| Romansh | Romansh |
| Romblomanon | Languages of the Philippines |
| Ron | Chadic |
| Rong see: Lepcha | Central Trans-Himalayan |
| Rongga | Central Malayo-Polynesian |
| Rongkong | Western Malayo-Polynesian |
| Rongmei | Central Trans-Himalayan |
| Rongo | Bantu |
| Rongpo | Bodish languages |
| Roon | South Halmahera-West-New Guinea |
| Rossellonese | Modern Catalan |
| Rote-Meto | Central Malayo-Polynesian |
| Roti | Western Malayo-Polynesian |
| Rotokas | Papuan |
| Rotuman | Polynesian |
| Roviana | Melanesian and Micronesian |
| Ruanda | Bantu |
| Ruanda-Rundi JD60 | Bantu |
| Ruguru | Bantu |
| Rukai | Formosan |
| Ruli | Bantu |
| Rumanian see: Romanian (Rumanian) | Romanian (Rumanian) |
| Rundi | Bantu |
| Rungu | Bantu |
| Runology | Runology |
| Runyakitara | Bantu |
| Rup | Bulgarian |
| Ruri | Bantu |
| Rushani | East Iranian |
| Russenorsk | Pidgins and creoles with lexifiers other than Romance and English |
| Russian | Russian |
| Russian recension | Old Slavic |
| Russian Sign Language | Individual sign languages (except ASL) |
| Rusyn | Rusyn |
| Rutah see: Amahai | Central Malayo-Polynesian |
| Ruthenian recension | Old Slavic |
| Rutul | Lezghian |
| Ruund | Bantu |
| Ryukyuan | Japanese |
| Sa | Melanesian and Micronesian |
| Saafi-Saafi | Atlantic |
| Saami see: Saamic | Saamic |
| Saamia | Bantu |
| Saamic | Saamic |
| Saaroa | Formosan |
| Saba | Chadic |
| Sabaean | South Arabic |
| Sabaic see: Sabaean | South Arabic |
| Sa’ban | Western Malayo-Polynesian |
| Sabanê | Languages of Central Amazonia |
| Sabanero see: Buglere | Chibcha family |
| Sabaot | Nilo-Saharan |
| Sabellian | Sabellian |
| Sabine | Osco-Umbrian |
| Sabu | Central Malayo-Polynesian |
| Sadat Tawaher Sign Language | Individual sign languages (except ASL) |
| Sadri | Eastern Indo-Aryan |
| Saek | Northern Tai |
| Safaitic | Ancient Arabic (Safaitic, Lihyanite, Thamudic, Hasaitic) |
| Safaliba | Gur (Voltaic) |
| Sagala | Bantu |
| Sahaptian | Sahaptian |
| Saharan | Nilo-Saharan |
| Sahidic | Coptic |
| Saho | Cushitic |
| Saidi Arabic see: Egyptian Arabic | Modern Arabic dialects |
| Saihriem | South Central Trans-Himalayan (Kuki-Chin) |
| Saint Kitts Creole English | English lexifier pidgins and creoles |
| Saintongeais | French |
| Saisiyat | Formosan |
| Sak see: Chak | Central Trans-Himalayan |
| Sakachep | South Central Trans-Himalayan (Kuki-Chin) |
| Sakai see: Kensiw | Southern Mon-Khmer |
| Sakao | Melanesian and Micronesian |
| Sakapultek | Mayan |
| Sakata | Bantu |
| Sakati | Bantu |
| Sakha | Yakut |
| Sakizaya | Formosan |
| Sakurabiat see: Mekéns | Tupian stock |
| Salako see: Kendayan | Bahasa Indonesia and Bahasa Melayu |
| Salar see: New Uighur, Salar, Sarygh Uighur | New Uighur, Salar, Sarygh Uighur |
| Salar | Southwest Turkic (Oghuz) |
| Saliba | Melanesian and Micronesian |
| Sáliba | Languages of Northern Amazonia |
| Salinan | North American small families and isolates |
| Salish | Salish |
| Salumã | Arawakan stock |
| Sama | Languages of the Philippines |
| Sama Bangingi see: Balangingi | Languages of the Philippines |
| Samalian | Northwest Semitic |
| Samaritan Aramaic | Old Aramaic |
| Samaritan Hebrew | Canaanite |
| Samar-Leyte see: Waray-Waray | Languages of the Philippines |
| Samba | Bantu |
| Samba Leko | Adamawa |
| Samba-Duru | Adamawa |
| Sambahsa | Planned languages |
| Sambal | Languages of the Philippines |
| Samic see: Saamic | Saamic |
| Samish | Salish |
| Samkhruli | Georgian |
| Sammarinese | Italo-Romance |
| Samo | Mande |
| Samoan | Polynesian |
| Samogho see: Jôwulu | Mande |
| Samogitian | Baltic |
| Samogo | Mande |
| Samoma | Gur (Voltaic) |
| Samoyedic | Samoyedic |
| Sampang | Himalayan Bodic languages |
| Samur see: Lezghian | Lezghian |
| San (Khoisan) | Khoisan |
| San (Mande) see: Samo | Mande |
| San Andrés-Providence Creole | English lexifier pidgins and creoles |
| Sanaani Arabic see: Yemeni Arabic | Modern Arabic dialects |
| Sanaga A60 | Bantu |
| Sanapaná | Languages of the Chaco Region |
| Sandawe | Khoisan |
| Sangir | Western Malayo-Polynesian |
| Sanglechi | East Iranian |
| Sango | Pidgins and creoles with lexifiers other than Romance and English |
| Sani | Burmese-Lolo (Burmic) |
| Sanká | Chibcha family |
| Sanskrit | Old Indo-Aryan |
| Santa | Modern Mongolic languages besides Mongolian |
| Santhali | Munda |
| Santiagueño Quechua | Quechua |
| Santome | Romance lexifier pidgins and creoles |
| Santotomense see: Santome | Romance lexifier pidgins and creoles |
| Santrokofi see: Lelemi | Kwa |
| Sanumá | Languages of Northern Amazonia |
| São Tomé and Principe Sign Language | Individual sign languages (except ASL) |
| São Tomé Portuguese | Non-European Portuguese |
| São Vicente Creole | Romance lexifier pidgins and creoles |
| Saong see: Chong | Eastern Mon-Khmer |
| Saotomense see: Santome | Romance lexifier pidgins and creoles |
| São-Tomense see: Santome | Romance lexifier pidgins and creoles |
| Sapé | Languages of South America |
| Sapos | Melanesian and Micronesian |
| Sapuan | Eastern Mon-Khmer |
| Sara-Bagirmi | Nilo-Saharan |
| Saraiki | Northwest Indo-Aryan |
| Saramaccan | English lexifier pidgins and creoles |
| Sarangi Blaan | Languages of the Philippines |
| Sararé see: Nambikwara del sur | Languages of Central Amazonia |
| Saraveka | Arawakan stock |
| Sarazi | Northern Indo-Aryan (Pahari/Himalayan) |
| Sardinian | Sardinian |
| Sari | Benue-Congo |
| Sarikoli | East Iranian |
| Sarnami see: Caribbean Hindustani | Eastern Indo-Aryan |
| Sarwa | Chadic |
| Sarygh Uighur see: New Uighur, Salar, Sarygh Uighur | New Uighur, Salar, Sarygh Uighur |
| Sasak | Western Malayo-Polynesian |
| Saterland Frisian | Modern Frisian |
| Saudi Arabian Arabic | Modern Arabic dialects |
| Saudi Arabian Sign Language | Individual sign languages (except ASL) |
| Saudi Pidgin Arabic | Pidgins and creoles with lexifiers other than Romance and English |
| Saurashtra | Central Indo-Aryan |
| Saveeng see: Tuam | Melanesian and Micronesian |
| Savosavo | Papuan |
| Sawai | Central Malayo-Polynesian |
| Saweru | Papuan |
| Sawila | Papuan |
| Saxwe | Kwa |
| Saya | Chadic |
| Scandinavian see: North Germanic (Scandinavian) | North Germanic (Scandinavian) |
| Scots | Modern English |
| Scottish English | Modern English |
| Scottish Gaelic | Scottish Gaelic |
| Scythian | Old Iranian |
| Sebuyau | Western Malayo-Polynesian |
| Sechura | Languages of the Andes |
| Secwepemctsin | Salish |
| Sedang | Eastern Mon-Khmer |
| Seediq see: Truku | Formosan |
| Seeku | Mande |
| Seereer see: Serer | Atlantic |
| Segai-Modang | Western Malayo-Polynesian |
| Sehwi | Kwa |
| Seimat | Oceanic |
| Sekani | Athapaskan-Eyak |
| Seke | Bodish languages |
| Seko Padang | Western Malayo-Polynesian |
| Sekpelé see: Likpe | Kwa |
| Sekujam | Western Malayo-Polynesian |
| Sela | Papuan |
| Selaru | Central Malayo-Polynesian |
| Selau see: Halia | Melanesian and Micronesian |
| Selayarese | Western Malayo-Polynesian |
| Selibu | Tibetan (Central Bodish) or Modern Chinese |
| Selknam | Languages of the South American Southern Foothills |
| Selkup | Selkup |
| Selti see: Silt’e | Ethiopic |
| Sema see: Sumi | Central Trans-Himalayan |
| Semai | Southern Mon-Khmer |
| Semitic | Semitic |
| Semnam | Southern Mon-Khmer |
| Semnani | Northwest Iranian |
| Semre | Eastern Mon-Khmer |
| Sena | Bantu |
| Seneca | Iroquoian |
| Senga-Sena N40 | Bantu |
| Senoufo | Gur (Voltaic) |
| Sentani | Papuan |
| Senya see: Efutu | Kwa |
| Sepik | Papuan |
| Sepik-Iwam | Papuan |
| Sepitori | Bantu |
| Serbian | Serbo-Croatian (Serbian, Croatian, Bosnian) |
| Serbian recension | Old Slavic |
| Serbian Sign Language | Individual sign languages (except ASL) |
| Serbo-Croatian (Serbian, Croatian, Bosnian) | Serbo-Croatian (Serbian, Croatian, Bosnian) |
| Sercquiais see: Norman French | Modern French |
| Sereer see: Serer | Atlantic |
| Serer | Atlantic |
| Seri | North American small families and isolates |
| Serrano | Uto-Aztecan |
| Serua | Central Malayo-Polynesian |
| Seruyan | Western Malayo-Polynesian |
| Seselwa | Romance lexifier pidgins and creoles |
| Seychellois Creole see: Seselwa | Romance lexifier pidgins and creoles |
| Seze | Omotic |
| Sezo see: Seze | Omotic |
| Sɛlɛɛ | Kwa |
| Sgaw | Karen |
| Sgi Bara | Papuan |
| Sgüüxs | Tsimshian |
| Shaba Swahili | Bantu |
| Shabo | Nilo-Saharan |
| Shahri see: Jibbali | South Arabic |
| Shahrudi | Northwest Iranian |
| Shakacho see: Shekkacho | Omotic |
| Shambala | Bantu |
| Shambala G20 | Bantu |
| Shan | Southwestern Tai |
| Shanenawa | Pano family |
| Shanga | Mande |
| Shanindawa see: Sharanawa | Pano family |
| Sharanawa | Pano family |
| Sharchhop see: Tsangla | Bodish languages |
| Shasta see: Shastan | North American small families and isolates |
| Shastan | North American small families and isolates |
| Shavshian | Georgian |
| Shawã | Pano family |
| Shawi see: Chayahuita | Languages of the South American Northern Foothills |
| Shawiya see: Chaouia | Berber |
| Shawnee | Algonquian-Ritwan (Algic) |
| Shehri see: Jibbali | South Arabic |
| Shekka see: Shekkacho | Omotic |
| Shekkacho | Omotic |
| Sheko | Omotic |
| Sheng | Bantu |
| Sherdukpen | Central Trans-Himalayan |
| Sherpa | Tibetan (Central Bodish) |
| Shetjhauba | Bantu |
| Shi | Bantu |
| Shi-Hunde JD50 | Bantu |
| Shilluk | Nilo-Saharan |
| Shimaore | Bantu |
| Shina | Dardic |
| Shinasa see: Boro | Omotic |
| Shingazidja see: Comorian | Bantu |
| Shipibo-Konibo | Pano family |
| Shiposheng | Modern Chinese |
| Shira | Bantu |
| Shira Yugur see: Western Yugur | Southeast Turkic (Uighur) |
| Shira-Punu B40 | Bantu |
| Shiri | Dargi/Dargwa |
| Shirongolic | Modern Mongolic languages besides Mongolian |
| Shiwiar | Languages of the South American Northern Foothills |
| Shiwilu see: Jebero | Languages of the South American Northern Foothills |
| Shixing see: Shuhi | Eastern Trans-Himalayan |
| Sholaga | Dravidian languages |
| Shom Pen | Southern Mon-Khmer |
| Shona | Bantu |
| Shona S10 | Bantu |
| Shor | Northeast Turkic |
| Shua | Khoisan |
| Shuar | Languages of the South American Northern Foothills |
| Shughni-Rushani | East Iranian |
| Shuhi | Eastern Trans-Himalayan |
| Shui see: Sui | Kam-Sui |
| Shumashti | Dardic |
| Shumcho | Himalayan Bodic languages |
| Shupamem see: Bamun | Benue-Congo |
| Shuswap see: Secwepemctsin | Salish |
| Siamese see: Thai | Thai |
| Sian | Western Malayo-Polynesian |
| Siar | Melanesian and Micronesian |
| Sibe | Manchu |
| Siberian Tatar | Western Kipchak (Tatar, Bashkir, Crimean Tatar, Karaim) |
| Siberian Yupik | Eskimo-Aleut |
| Sicilian see: Extreme Southern Italian dialects | Italo-Romance |
| Siculo Arabic | Modern Arabic dialects |
| Sida | Burmese-Lolo (Burmic) |
| Sidaama see: Sidamo | Cushitic |
| Sidaamu see: Sidamo | Cushitic |
| Sidamo | Cushitic |
| Sidetic | Sidetic |
| Sie see: Eromanga | Melanesian and Micronesian |
| Sigidi | Chadic |
| Sign Language of the Netherlands see: Dutch Sign Language | Individual sign languages (except ASL) |
| Sign languages | Sign languages |
| Sign languages (except ASL) see: Individual sign languages (except ASL) | Individual sign languages (except ASL) |
| Siha | Bantu |
| Si-Hai Hakka | Pidgins and creoles with lexifiers other than Romance and English |
| Sika | Central Malayo-Polynesian |
| Sikkimese | Tibetan (Central Bodish) |
| Sikuani see: Guahibo | Languages of Western Amazonia |
| Silbo Gomero | Modern Spanish |
| Silesian | Modern Polish |
| Silt’e | Ethiopic |
| Simalungun | Western Malayo-Polynesian |
| Simbiti | Bantu |
| Simbo | Melanesian and Micronesian |
| Simpi see: Esimbi | Benue-Congo |
| Simte | South Central Trans-Himalayan (Kuki-Chin) |
| Sinasina Sign Language | Individual sign languages (except ASL) |
| Sinaugoro | Melanesian and Micronesian |
| Sindang | Western Malayo-Polynesian |
| Sindhi | Northwest Indo-Aryan |
| Singapore English | Modern English |
| Singpho see: Jingpho | Central Trans-Himalayan |
| Sinhalese-Maldivian | Sinhalese-Maldivian |
| Sinitic (Chinese) | Sinitic (Chinese) |
| Sinyar | Nilo-Saharan |
| Siona | Tukanoan stock |
| Siouan | Siouan |
| Sipakapense | Mayan |
| Siraya | Formosan |
| Sirenik | Eskimo-Aleut |
| Sirionó | Tupi-Guarani substock |
| Sirva | Papuan |
| Sisiqa | Melanesian and Micronesian |
| Siska | Bantu |
| Sissala | Gur (Voltaic) |
| Situ | Eastern Trans-Himalayan |
| Siuslaw | North American small families and isolates |
| Siwa see: Siwi | Berber |
| Siwi | Berber |
| Siwu | Kwa |
| Siyase see: Avatime | Kwa |
| Skepi Dutch | Pidgins and creoles with lexifiers other than Romance and English |
| Skolt Saami | Saamic |
| Skou | Papuan |
| Skwxwu7mesh see: Squamish | Salish |
| Slave see: Slavey | Athapaskan-Eyak |
| Slavey | Athapaskan-Eyak |
| Slavic | Slavic |
| Slavonic-Serbian | Serbo-Croatian (Serbian, Croatian, Bosnian) |
| Slovak | Slovak |
| Slovak Sign Language | Individual sign languages (except ASL) |
| Slovenian | Slovenian |
| Slovenian Sign Language | Individual sign languages (except ASL) |
| Slovincian | Kashubian or Pomeranian |
| Sm’algyax | Tsimshian |
| sMar | Eastern Trans-Himalayan |
| S’ncamtho | Bantu |
| Snchitsu’umshtsn see: Coeur d’Alene | Salish |
| So see: Thavung | Vietic |
| Sô | Eastern Mon-Khmer |
| So Bantu | Bantu |
| Sobei | Melanesian and Micronesian |
| Sobo see: Urhobo | Benue-Congo |
| Socotri see: Soqotri | South Arabic |
| Soddo | Ethiopic |
| Soga | Bantu |
| Sogdian | Middle Iranian |
| Sogeram | Papuan |
| Soi | Northwest Iranian |
| Soko-Kele C50 | Bantu |
| Sokoro | Chadic |
| Solomon Islands Pijin see: Melanesian Pidgin | English lexifier pidgins and creoles |
| Solon | Northern Tungusic |
| Soma see: Ditammari | Gur (Voltaic) |
| Somali | Cushitic |
| Somba see: Ditammari | Gur (Voltaic) |
| Sombe | Benue-Congo |
| Sombə see: Sombe | Benue-Congo |
| Somray | Eastern Mon-Khmer |
| Songe L20 | Bantu |
| Songhay | Nilo-Saharan |
| Songo | Bantu |
| Sonha | Eastern Indo-Aryan |
| Soninke | Mande |
| Sonsorol | Melanesian and Micronesian |
| Soqotri | South Arabic |
| Sora | Munda |
| Sorb see: Sorbian | Sorbian |
| Sorbian | Sorbian |
| Sorbung | Central Trans-Himalayan |
| Sosan | Benue-Congo |
| Soso | Mande |
| Sotho-Tswana S30 | Bantu |
| Souei see: Suai | Eastern Mon-Khmer |
| Sougb | Papuan |
| South African Black English | Modern English |
| South African English | Modern English |
| South African Indian English | Modern English |
| South African Sign Language | Individual sign languages (except ASL) |
| South Arabic | South Arabic |
| South Asian isolates | South Asian isolates |
| South Caucasian (Kartvelian) | South Caucasian (Kartvelian) |
| South Central Trans-Himalayan (Kuki-Chin) | South Central Trans-Himalayan (Kuki-Chin) |
| South Dravidian | South Dravidian |
| South Efate | Melanesian and Micronesian |
| South Ethiopic | Ethiopic |
| South Halmahera-West-New Guinea | South Halmahera-West-New Guinea |
| South Kongo | Bantu |
| South Mijikenda | Bantu |
| South Mongo | Bantu |
| South Ndebele | Bantu |
| South Pacific Englishes | Modern English |
| South Picene | Osco-Umbrian |
| South Saami | Saamic |
| South Semitic | South Semitic |
| South Slavic | South Slavic |
| South Sudanese Sign Language | Individual sign languages (except ASL) |
| South-Central Dravidian | South-Central Dravidian |
| Southeast Ambrym | Melanesian and Micronesian |
| Southeast Iranian | Southeast Iranian |
| Southeast Turkic (Uighur) | Southeast Turkic (Uighur) |
| Southeastern Siouan | Siouan |
| Southern Alta | Languages of the Philippines |
| Southern Indo-Aryan (Marathi) | Southern Indo-Aryan (Marathi) |
| Southern Mon-Khmer | Southern Mon-Khmer |
| Southern Sotho | Bantu |
| Southern Tungusic | Southern Tungusic |
| Southwest Iranian | Southwest Iranian |
| Southwest Pama-Nyungan | Southwest Pama-Nyungan |
| Southwest Turkic (Oghuz) | Southwest Turkic (Oghuz) |
| Southwestern Mandarin | Modern Chinese |
| Southwestern Tai | Southwestern Tai |
| Souw Amana Teru | Central Malayo-Polynesian |
| Soyot | Northeast Turkic |
| Spanglish | Non-European Spanish |
| Spanish | Spanish |
| Spanish Sign Language | Individual sign languages (except ASL) |
| Spokane-Kalispel-Flathead | Salish |
| Squamish | Salish |
| Squliq | Formosan |
| Sranan | English lexifier pidgins and creoles |
| Sri Lanka Malay | Pidgins and creoles with lexifiers other than Romance and English |
| Sri Lanka Portuguese | Non-European Portuguese |
| Sri Lankan English | Modern English |
| St Helenian English | Modern English |
| St. Francis see: Abenaki | Algonquian-Ritwan (Algic) |
| St. Lucia Creole English | English lexifier pidgins and creoles |
| St’át’imcets see: Lillooet | Salish |
| Standard Mandarin | Modern Chinese |
| Stau | Eastern Trans-Himalayan |
| Stieng | Eastern Mon-Khmer |
| Stod Bhoti | Tibetan (Central Bodish) |
| Štokavian | Serbo-Croatian (Serbian, Croatian, Bosnian) |
| Straits Salish see: Northern Straits | Salish |
| Styrian | Slovenian |
| Su | Bantu |
| Suai | Eastern Mon-Khmer |
| Suansu | Central Trans-Himalayan |
| Suba | Bantu |
| Subanon | Languages of the Philippines |
| Subiya-Totela K40 | Bantu |
| Subtiaba-Tlapanec | Subtiaba-Tlapanec |
| Sudanese Arabic | Modern Arabic dialects |
| Sudest | Melanesian and Micronesian |
| Sudovian | Baltic |
| Suga | Benue-Congo |
| Sui | Kam-Sui |
| Sukuma | Bantu |
| Sukuma-Nyamwezi F20 | Bantu |
| Sukur | Chadic |
| Sula | Central Malayo-Polynesian |
| Sulka | Papuan |
| Sumayela Ndebele | Bantu |
| Sumbawa | Western Malayo-Polynesian |
| Sumerian | Sumerian |
| Sumi | Central Trans-Himalayan |
| Sumo | Misumalpa family |
| Sumu see: Sumo | Misumalpa family |
| Sunda | Western Malayo-Polynesian |
| Sundanese see: Sunda | Western Malayo-Polynesian |
| Sunwar | Himalayan Bodic languages |
| Suomi see: Finnish (Suomi) | Finnish (Suomi) |
| Supyre see: Senoufo | Gur (Voltaic) |
| Sur | Benue-Congo |
| Surgut | Khanty (Ostyak) |
| Surinamese Dutch | Modern Dutch |
| Surinamese Javanese | Javanese |
| Surmic | Nilo-Saharan |
| Sursurunga | Melanesian and Micronesian |
| Suruí Aikewára | Tupi-Guarani substock |
| Suruí de Rondônia see: Suruí Paiter | Tupian stock |
| Suruí Paiter | Tupian stock |
| Suruwahá | Arawan family |
| Surzhyk see: Suržyk | Ukrainian |
| Suržyk | Ukrainian |
| Suundi | Bantu |
| Suwawa | Languages of the Philippines |
| Suyá | Jê family |
| Svan | Svan |
| Swabian | New High German |
| Swahili | Bantu |
| Swahili G40 | Bantu |
| Swati | Bantu |
| Swedish | Swedish |
| Swedish Sign Language | Individual sign languages (except ASL) |
| Swiss French | Modern French |
| Swiss German | New High German |
| Swiss German Sign Language | Individual sign languages (except ASL) |
| Sye see: Eromanga | Melanesian and Micronesian |
| Syer | Gur (Voltaic) |
| Sylheti | Eastern Indo-Aryan |
| Syriac | Old Aramaic |
| Syrian Arabic | Modern Arabic dialects |
| Syuba see: Kagate | Tibetan (Central Bodish) |
| Taa | Khoisan |
| Taa-Lower Nossob | Khoisan |
| Taba | South Halmahera-West-New Guinea |
| Tabaq | Nilo-Saharan |
| Tabari see: Mazandarani | Northwest Iranian |
| Tabaru | Papuan |
| Tabasaran | Lezghian |
| Tabghach see: Tuoba | Mongolic (including Proto-Mongolic) |
| Tacana | Takana family |
| Tachelhit see: Tashelhit | Berber |
| Tachon | Bantu |
| Tactile signed language | Sign languages |
| Tadaksahak | Nilo-Saharan |
| Tae’ see: Rongkong | Western Malayo-Polynesian |
| Tafi | Kwa |
| Tagakaulo | Languages of the Philippines |
| Tagalog | Languages of the Philippines |
| Tagbanwa | Languages of the Philippines |
| Tagdal | Nilo-Saharan |
| Tagish | Athapaskan-Eyak |
| Tagle | Nilo-Saharan |
| Taglish | Languages of the Philippines |
| Tagwana | Gur (Voltaic) |
| Tahitian | Polynesian |
| Tahltan | Athapaskan-Eyak |
| Tai | Tai |
| Tai Ahom | Southwestern Tai |
| Tai Daeng | Southwestern Tai |
| Tai Khrang | Southwestern Tai |
| Tai Lue | Southwestern Tai |
| Tai Nua | Southwestern Tai |
| Tai Turung see: Turung | Central Tai |
| Tai Ya | Southwestern Tai |
| Tai Yay see: Shan | Southwestern Tai |
| Tai Yo | Southwestern Tai |
| Tai-Kadai | Tai-Kadai |
| Taimyr Pidgin Russian | Pidgins and creoles with lexifiers other than Romance and English |
| Taino | Arawakan stock |
| Taior see: Thayore | Paman |
| Tairong see: Turung | Central Tai |
| Tairuma | Papuan |
| Taiwan Sign Language | Individual sign languages (except ASL) |
| Taiwanese | Modern Chinese |
| Tajik Sign Language | Individual sign languages (except ASL) |
| Tajiki | Southwest Iranian |
| Tajikistan Arabic | Modern Arabic dialects |
| Tajio | Western Malayo-Polynesian |
| Takana family | Takana family |
| Takelma | North American small families and isolates |
| Takia | Melanesian and Micronesian |
| Takic | Uto-Aztecan |
| Takuu | Polynesian |
| Talamanca see: Bribri | Chibcha family |
| Talaud | Western Malayo-Polynesian |
| Taleshi | Northwest Iranian |
| Talishi see: Taleshi | Northwest Iranian |
| Taliwang | Central Malayo-Polynesian |
| Tallán | Languages of the Andes |
| Talodda see: Talaud | Western Malayo-Polynesian |
| Talodi | Kordofanian |
| Tama | Nilo-Saharan |
| Tamabo see: Malo | Melanesian and Micronesian |
| Tamambo see: Malo | Melanesian and Micronesian |
| Taman | Western Malayo-Polynesian |
| Tamanaco see: Tamanako | Carib family |
| Tamanako | Carib family |
| Tamanaku see: Tamanako | Carib family |
| Tamang | Bodish languages |
| Tamari see: Ditammari | Gur (Voltaic) |
| Tamashek see: Touareg | Berber |
| Tamazight see: Berber | Berber |
| T’ambaaro | Cushitic |
| Tambanua | Western Malayo-Polynesian |
| Tamberma see: Ditammari | Gur (Voltaic) |
| Tambora | Papuan |
| Tamil | Tamil |
| Tampuan | Eastern Mon-Khmer |
| Tana | Cushitic |
| Tanaina | Athapaskan-Eyak |
| Tanana | Athapaskan-Eyak |
| Tanema | Melanesian and Micronesian |
| Tangale | Chadic |
| Tangam | Central Trans-Himalayan |
| Tanganekald | Pama-Nyungan |
| Tangic see: Tangkic | Southwest Pama-Nyungan |
| Tangkhul | Central Trans-Himalayan |
| Tangkic | Southwest Pama-Nyungan |
| Tanglang | Burmese-Lolo (Burmic) |
| Tanglapui | Papuan |
| Tangsa | Central Trans-Himalayan |
| Tangut | Eastern Trans-Himalayan |
| Tani | Central Trans-Himalayan |
| Tanimuca see: Tanimuka-Retuama | Tukanoan stock |
| Tanimuka-Retuama | Tukanoan stock |
| Tanjong | Western Malayo-Polynesian |
| Tanna | Melanesian and Micronesian |
| Tanoan see: Kiowa-Tanoan | Kiowa-Tanoan |
| Tanzanian Sign Language | Individual sign languages (except ASL) |
| Tao | Georgian |
| Ta’oih | Eastern Mon-Khmer |
| Taokas | Formosan |
| Tape | Melanesian and Micronesian |
| Tapiete | Tupi-Guarani substock |
| Tapirapé | Tupi-Guarani substock |
| Tapus | Bahasa Indonesia and Bahasa Melayu |
| Taqbaylit see: Kabyle | Berber |
| Taracahita | Uto-Aztecan |
| Tarahumara | Uto-Aztecan |
| Tarascan | Mesoamerican small families and isolates |
| Tariana | Arawakan stock |
| Tarifit | Berber |
| Tarok | Benue-Congo |
| Taroko see: Truku | Formosan |
| Tartessian | Basque and the ancient languages of the Iberian peninsula |
| Tasawaq | Nilo-Saharan |
| Tasha-Sili | Tibetan (Central Bodish) |
| Tashelhit | Berber |
| Tashlhiyt see: Tashelhit | Berber |
| Tašlḥit see: Tashelhit | Berber |
| Tat | Southwest Iranian |
| Tatar | Western Kipchak (Tatar, Bashkir, Crimean Tatar, Karaim) |
| Tatayuk | Papuan |
| Tati | Northwest Iranian |
| Tatuyo | Tukanoan stock |
| Taulil | Papuan |
| Taungurong | Pama-Nyungan |
| Taushiro | Languages of Western Amazonia |
| Tausug | Languages of the Philippines |
| Tauya | Papuan |
| Tavoyan | Burmese-Lolo (Burmic) |
| Tawala | Melanesian and Micronesian |
| Tay Tac | Southwestern Tai |
| Tayap | Papuan |
| Tayo | Romance lexifier pidgins and creoles |
| Tchaman see: Cama | Kwa |
| Tchang see: Yemba | Benue-Congo |
| Teanu | Melanesian and Micronesian |
| Teda-Tubu | Nilo-Saharan |
| Tedim see: Tiddim | South Central Trans-Himalayan (Kuki-Chin) |
| Teenek see: Huastec | Mayan |
| Tegua | Melanesian and Micronesian |
| Tehit | Papuan |
| Tehueco | Uto-Aztecan |
| Tehuelche | Languages of the South American Southern Foothills |
| Teiwa | Papuan |
| Teke B70 | Bantu |
| Teko see: Emerillon | Tupi-Guarani substock |
| Tektitek | Mayan |
| Telengit | Northeast Turkic |
| Teleut | Northeast Turkic |
| Telugu | Telugu |
| Tem | Gur (Voltaic) |
| Tembe see: Tem | Gur (Voltaic) |
| Tembé | Tupi-Guarani substock |
| Tembo | Bantu |
| Temein | Nilo-Saharan |
| Temi E40 | Bantu |
| Temiar | Southern Mon-Khmer |
| Tenda | Atlantic |
| Ten-edn | Southern Mon-Khmer |
| Tenetehara see: Tembé | Tupi-Guarani substock |
| Tenharim see: Kagwahiv | Tupi-Guarani substock |
| Tenino | Sahaptian |
| Teochew | Modern Chinese |
| Teop | Melanesian and Micronesian |
| Tepehua | Totonacan |
| Tepehuan | Uto-Aztecan |
| Tequistlatec | Mesoamerican small families and isolates |
| Tera | Chadic |
| Terêna | Arawakan stock |
| Terena Sign Language | Individual sign languages (except ASL) |
| Terengganu Malay | Bahasa Indonesia and Bahasa Melayu |
| Teribe | Chibcha family |
| Ternate Malay | Bahasa Indonesia and Bahasa Melayu |
| Ternateño see: Chabacano | Romance lexifier pidgins and creoles |
| Teso-Turkana | Nilo-Saharan |
| Tetela | Bantu |
| Tetela C70 | Bantu |
| Tetserret | Berber |
| Tetsǫ́t'ıné | Athapaskan-Eyak |
| Tetum see: Tetun | Central Malayo-Polynesian |
| Tetum Praça see: Tetun Dili | Pidgins and creoles with lexifiers other than Romance and English |
| Tétum-Díli see: Tetun Dili | Pidgins and creoles with lexifiers other than Romance and English |
| Tetun | Central Malayo-Polynesian |
| Tetun Dili | Pidgins and creoles with lexifiers other than Romance and English |
| Teun | Central Malayo-Polynesian |
| Tewa | Kiowa-Tanoan |
| Tewa (Papuan) see: Teiwa | Papuan |
| Thaayore see: Thayore | Paman |
| Thabala Tchoe | Khoisan |
| Thadou | South Central Trans-Himalayan (Kuki-Chin) |
| Thai | Thai |
| Thai Sign Language | Individual sign languages (except ASL) |
| Thai Song | Southwestern Tai |
| Thakali | Bodish languages |
| Thalanyi see: Dhalandji | Southwest Pama-Nyungan |
| Thalanyji see: Dhalandji | Southwest Pama-Nyungan |
| Thali | Northwest Indo-Aryan |
| Thamudic | Ancient Arabic (Safaitic, Lihyanite, Thamudic, Hasaitic) |
| Thangmi | Bodish languages |
| Thao | Formosan |
| Tharaka | Bantu |
| Tharrgari see: Dhargari | Southwest Pama-Nyungan |
| Tharu | Eastern Indo-Aryan |
| Thavung | Vietic |
| Thayore | Paman |
| Thayorre see: Thayore | Paman |
| Thaypan | Paman |
| Themne | Atlantic |
| Thompson | Salish |
| Thracian, Dacian | Thracian, Dacian |
| Thulung | Himalayan Bodic languages |
| Tiang | Melanesian and Micronesian |
| Tiatinagua see: Ese eja | Takana family |
| Tiberian Hebrew | Canaanite |
| Tibetan (Central Bodish) | Tibetan (Central Bodish) |
| Tibetan Sign Language | Individual sign languages (except ASL) |
| Ticuna | Languages of Western Amazonia |
| Tiddim | South Central Trans-Himalayan (Kuki-Chin) |
| Tidore | Papuan |
| Tiefo | Gur (Voltaic) |
| Tiene-Yanzi B80 | Bantu |
| Tigak | Melanesian and Micronesian |
| Tigemaxo | Mande |
| Tigrai see: Tigrinya | Ethiopic |
| Tigray see: Tigrinya | Ethiopic |
| Tigré | Ethiopic |
| Tigrigna see: Tigrinya | Ethiopic |
| Tigriña see: Tigrinya | Ethiopic |
| Tigrinya | Ethiopic |
| Tillamook | Salish |
| Tilung | Himalayan Bodic languages |
| Tima | Kordofanian |
| Timbira | Jê family |
| Timbisha see: Panamint | Uto-Aztecan |
| Timor-Alor-Pantar | Papuan |
| Timorese Portuguese | Non-European Portuguese |
| Timote-Cuica | Languages of the Andes |
| Timu see: Tem | Gur (Voltaic) |
| Timucua | North American small families and isolates |
| Timugon Murut | Western Malayo-Polynesian |
| T’in | Northern Mon-Khmer |
| Tinani | Bodish languages |
| Tindi | Avaro-Andi-Dido |
| Tinigua | Languages of Northwest South America |
| Tinri | Melanesian and Micronesian |
| Tira | Kordofanian |
| Tirahi | Dardic |
| Tirax | Oceanic |
| Tiriki | Bantu |
| Tiriyo | Carib family |
| Tiruray | Languages of the Philippines |
| Titan | Oceanic |
| Tiv | Benue-Congo |
| Tiwa | Kiowa-Tanoan |
| Tiwa (Bodo) see: Lalung | Central Trans-Himalayan |
| Tiwi | Non-Pama-Nyungan |
| Tjwao | Khoisan |
| Tlapanec | Subtiaba-Tlapanec |
| Tlingit | Na-Dene |
| To’aba’ita see: Toqabaqita | Melanesian and Micronesian |
| Toba | Languages of the Chaco Region |
| Toba Batak | Western Malayo-Polynesian |
| Tobagonian Creole | English lexifier pidgins and creoles |
| Tobati | Melanesian and Micronesian |
| Tobelo | Papuan |
| Tocharian | Tocharian |
| Tocharian A | Tocharian |
| Tocharian B | Tocharian |
| Tod see: Stod Bhoti | Tibetan (Central Bodish) |
| Toda | South Dravidian |
| Tofa | Northeast Turkic |
| Tofalar see: Tofa | Northeast Turkic |
| Toga | Melanesian and Micronesian |
| Tojolabal | Mayan |
| Tok Pisin | English lexifier pidgins and creoles |
| Tokelauan | Polynesian |
| Tokpe Gola see: Walungge | Tibetan (Central Bodish) |
| Tol | Hokan |
| Tolai | Melanesian and Micronesian |
| Tolaki | Western Malayo-Polynesian |
| Tolan see: Jicaque | Mesoamerican small families and isolates |
| Tombulu | Languages of the Philippines |
| Tomini-Tolitoli | Western Malayo-Polynesian |
| Tommo So | Niger-Congo (Niger-Kordofanian) |
| Tomoip | Melanesian and Micronesian |
| Tondano | Malayo-Polynesian |
| Tonekāboni | Northwest Iranian |
| Tonga | Bantu |
| Tongan | Polynesian |
| Tongwe | Bantu |
| Tongwe-Bende F10 | Bantu |
| Tonkawa | North American small families and isolates |
| Tonsawang | Malayo-Polynesian |
| Tontemboan | Languages of the Philippines |
| Tooro | Bantu |
| Toposa | Nilo-Saharan |
| Toqabaqita | Melanesian and Micronesian |
| Toraja | Western Malayo-Polynesian |
| Toratán see: Ratahan | Western Malayo-Polynesian |
| Torau | Melanesian and Micronesian |
| Torghut | Oirat (including Kalmyk) |
| Torlak | South Slavic |
| Tornedalsfinska see: Meänkieli | Finnish (Suomi) |
| Torre Valley dialect | Slovenian |
| Torres Strait Creole | English lexifier pidgins and creoles |
| Torricelli | Papuan |
| Torwali | Dardic |
| Toscano see: Tuscan | Italo-Romance |
| Totela | Bantu |
| Toto | Bodish languages |
| Totoli | Western Malayo-Polynesian |
| Totonac | Totonacan |
| Totonacan | Totonacan |
| Totoró | Languages of Northwest South America |
| Touareg | Berber |
| Touo | Papuan |
| Toussian | Gur (Voltaic) |
| Towa | Kiowa-Tanoan |
| Town Bemba | Bantu |
| Trans-Himalayan | Trans-Himalayan |
| Trans-New Guinea | Papuan |
| Trasjanka | Belarusian (Byelo-Russian, White Russian) |
| Tregerieg | Modern Breton |
| Trégorrois see: Tregerieg | Modern Breton |
| Trinidad and Tobago Sign Language | Individual sign languages (except ASL) |
| Trinidadian Creole | English lexifier pidgins and creoles |
| Trinidadian English | Modern English |
| Trinitario | Arawakan stock |
| Trio see: Tiriyo | Carib family |
| Tripura see: KokBorok | Central Trans-Himalayan |
| Tripuri see: KokBorok | Central Trans-Himalayan |
| Trique | Otomanguean |
| Triqui see: Trique | Otomanguean |
| Tristan da Cunha English see: St Helenian English | Modern English |
| Trukese see: Chuukese | Melanesian and Micronesian |
| Trukic | Melanesian and Micronesian |
| Truku | Formosan |
| Trumai | Languages of Central Amazonia |
| Trung | Central Trans-Himalayan |
| Tsachela see: Tsafiki | Languages of Northwest South America |
| Tsafiki | Languages of Northwest South America |
| Tsakonian | Modern Greek |
| Tsamai | Cushitic |
| Ts’amakko see: Tsamai | Cushitic |
| Tsamosan | Salish |
| Tsangla | Bodish languages |
| Tsat | Malayo-Polynesian |
| Tsaxur | Lezghian |
| Tsezic | Tsezic |
| Tshangla | Western Trans-Himalayan |
| Tshila | Khoisan |
| Tshwa | Khoisan |
| Tsilhqot'in see: Chilcotin | Athapaskan-Eyak |
| Tsilhqut'in see: Chilcotin | Athapaskan-Eyak |
| Tsimihety | Malagasy |
| Tsimshian | Tsimshian |
| Tsishingini | Benue-Congo |
| Tsʼixa | Khoisan |
| Tsogo B30 | Bantu |
| Tsotsitaal | Afrikaans |
| Tsotso | Bantu |
| Tsou | Formosan |
| Tsouic | Formosan |
| Tsova-Tush | Nakh |
| Tsum | Tibetan (Central Bodish) |
| Tswa | Bantu |
| Tswana | Bantu |
| Tswapong | Bantu |
| Tswa-Rhonga S50 | Bantu |
| Tualatin | North American small families and isolates |
| Tuam | Melanesian and Micronesian |
| Tuamotuan | Polynesian |
| Tuareg see: Touareg | Berber |
| Tubalar see: Tofa | Northeast Turkic |
| Tübatulabal | Uto-Aztecan |
| Tucano see: Tukano | Tukanoan stock |
| Tucanoan see: Tukanoan stock | Tukanoan stock |
| Tuchia see: Bizisa | Eastern Trans-Himalayan |
| Tuchone see: Tutchone | Athapaskan-Eyak |
| Tugen | Nilo-Saharan |
| Tugun | Central Malayo-Polynesian |
| Tujia see: Bizisa | Eastern Trans-Himalayan |
| Tukang Besi | Central Malayo-Polynesian |
| Tukano | Tukanoan stock |
| Tukanoan stock | Tukanoan stock |
| Tula-Waja | Adamawa |
| Tule-Kaweah | Yokuts |
| Tulu | South Dravidian |
| Tumbatu | Bantu |
| Tumbuka | Bantu |
| Tumbuka N20 | Bantu |
| Tümed | Mongolian proper |
| Tumshuqese | Middle Iranian |
| Tundra Nenets | Nenets |
| Tundra Yukaghir | Yukaghir |
| Tunebo | Chibcha family |
| Tunen | Bantu |
| Tungag | Melanesian and Micronesian |
| Tungan see: Donggan | Modern Chinese |
| Tungusic | Tungusic |
| Tünhen see: Tunka-Oka | Buriat (Buryat) |
| Tunica | North American small families and isolates |
| Tunisian Arabic | Modern Arabic dialects |
| Tunisian Sign Language | Individual sign languages (except ASL) |
| Tunka-Oka | Buriat (Buryat) |
| Tunumiisut | Eskimo-Aleut |
| Tuoba | Mongolic (including Proto-Mongolic) |
| Tuparí | Tupian stock |
| Tupian stock | Tupian stock |
| Tupi-Guarani substock | Tupi-Guarani substock |
| Tupinambá | Tupi-Guarani substock |
| Tupuri | Adamawa |
| Tura | Mande |
| Turiwara | Tupi-Guarani substock |
| Turkic | Turkic |
| Turkish (Osmanli), Balkan dialects, Gagauz | Turkish (Osmanli), Balkan dialects, Gagauz |
| Turkish Sign Language | Individual sign languages (except ASL) |
| Turkmen, Chorasan Turkic | Turkmen, Chorasan Turkic |
| Turku | Pidgins and creoles with lexifiers other than Romance and English |
| Turoyo | Modern Aramaic |
| Turung | Central Tai |
| Turvali see: Torwali | Dardic |
| Tuscan | Italo-Romance |
| Tuscarora | Iroquoian |
| Tusian see: Toussian | Gur (Voltaic) |
| Tutchone | Athapaskan-Eyak |
| Tutong | Malayo-Polynesian |
| Tutrugbu | Kwa |
| Tutuba | Melanesian and Micronesian |
| Tuu | Khoisan |
| Tu’un Savi see: Mixtec | Otomanguean |
| Tuva see: Tuvan | Northeast Turkic |
| Tuvaluan | Polynesian |
| Tuvan | Northeast Turkic |
| Tuvin see: Tuvan | Northeast Turkic |
| Tuwari | Papuan |
| Tuwuli | Kwa |
| Tuyuca | Tukanoan stock |
| Tuzu see: Monguor | Modern Mongolic languages besides Mongolian |
| Twana | Salish |
| Twi see: Akan | Kwa |
| Txikão see: Ikpeng | Carib family |
| Tyama see: Cama | Kwa |
| Tyap | Benue-Congo |
| Tzeltal | Mayan |
| Tzeltalan | Mayan |
| Tzotzil | Mayan |
| Tzutujil | Mayan |
| Ubang | Benue-Congo |
| Ubangi | Atlantic |
| Ubangian (Eastern) | Ubangian (Eastern) |
| Ubi | Chadic |
| Ubykh | Ubykh |
| Ubyx see: Ubykh | Ubykh |
| Udegeis see: Udihe | Southern Tungusic |
| Udeghe see: Udihe | Southern Tungusic |
| Udehe see: Udihe | Southern Tungusic |
| Udekhe see: Udihe | Southern Tungusic |
| Udi | Lezghian |
| Udihe | Southern Tungusic |
| Udmurt (Votyak) | Udmurt (Votyak) |
| Uganda Sign Language | Individual sign languages (except ASL) |
| Ugaritic | Ugaritic |
| Ugawng see: Ugong | Burmese-Lolo (Burmic) |
| Ughele | Oceanic |
| Ugong | Burmese-Lolo (Burmic) |
| Ugric | Ugric |
| ǃUi | Khoisan |
| Uighur see: Southeast Turkic (Uighur) | Southeast Turkic (Uighur) |
| Uilta see: Orok | Southern Tungusic |
| Uitoto | Languages of the South American Northern Foothills |
| Ukaan | Benue-Congo |
| Ukrainian | Ukrainian |
| Ukrainian recension | Old Slavic |
| Ukrainian Sign Language | Individual sign languages (except ASL) |
| Ùkuè | Benue-Congo |
| Ulch | Southern Tungusic |
| Ulithian | Melanesian and Micronesian |
| Ulu Muar | Western Malayo-Polynesian |
| Uma | Western Malayo-Polynesian |
| Uma Baha | Western Malayo-Polynesian |
| Umatilla | Sahaptian |
| Umbrian | Osco-Umbrian |
| Umbule see: Wambule | Himalayan Bodic languages |
| Umbundu | Bantu |
| Umbundu R10 | Bantu |
| Umbu-Ungu | Papuan |
| Umbuygamu | Southwest Pama-Nyungan |
| Ume Saami | Saamic |
| Umiray Dumaget | Languages of the Philippines |
| Umónhon | Siouan |
| Umpila | Paman |
| Umpithamu | Paman |
| Umurano see: Omurano | Languages of the South American Northern Foothills |
| Umutina | Macro-Jê stock |
| Una | Papuan |
| Unangan Tunuu see: Unangax | Eskimo-Aleut |
| Unangax | Eskimo-Aleut |
| Uneme | Benue-Congo |
| Unguja | Bantu |
| Unish | Planned languages |
| Unserdeutsch | Pidgins and creoles with lexifiers other than Romance and English |
| Unua | Melanesian and Micronesian |
| Upper Cross | Benue-Congo |
| Upper Kuskokwim | Athapaskan-Eyak |
| Upper Sorbian | Sorbian |
| Upper Tanudan Kalinga | Languages of the Philippines |
| Ura | Papuan |
| Uradhi | Paman |
| Uralic | Uralic |
| Uralic and Altaic | Uralic and Altaic |
| Uralikuruman see: Betta Kurumba | Tamil |
| Urama | Papuan |
| Uranw see: Dhangar | North Dravidian |
| Urap | Papuan |
| Urarina | Languages of the South American Northern Foothills |
| Urartian | Urartian |
| Urat | Mongolian proper |
| Urdu see: Hindi and Urdu | Hindi and Urdu |
| Urdu Pidgin Arabic see: Saudi Pidgin Arabic | Pidgins and creoles with lexifiers other than Romance and English |
| Urhobo | Benue-Congo |
| Urim | Papuan |
| Uripiv-Wala-Rano-Atchin | Melanesian and Micronesian |
| Urmi | Modern Aramaic |
| Uru | Languages of the Andes |
| Urubú see: Ka’apor | Tupi-Guarani substock |
| Uru-Chipaya | Languages of the Andes |
| Uru-eu-wau-wau | Tupi-Guarani substock |
| Uruguayan Portuguese | Non-European Portuguese |
| Uruguayan Sign Language | Individual sign languages (except ASL) |
| Uruguayan Spanish | Non-European Spanish |
| Urum | Western Kipchak (Tatar, Bashkir, Crimean Tatar, Karaim) |
| US English | Modern English |
| US Spanish | Non-European Spanish |
| Usaghade | Benue-Congo |
| Using | Javanese |
| Usoi | Central Trans-Himalayan |
| Usoi Tripura see: Usoi | Central Trans-Himalayan |
| Uspantek | Mayan |
| Ute | Uto-Aztecan |
| ut-Ma’in | Benue-Congo |
| Uto-Aztecan | Uto-Aztecan |
| Utsat see: Tsat | Malayo-Polynesian |
| Uvean | Polynesian |
| Uvwiẹ | Benue-Congo |
| Uwa see: Tunebo | Chibcha family |
| Uyghur see: New Uighur, Salar, Sarygh Uighur | New Uighur, Salar, Sarygh Uighur |
| Uzbek | Uzbek |
| Uzbekistan Arabic | Modern Arabic dialects |
| Vaeakau-Taumako see: Pileni | Polynesian |
| Vafsi | Northwest Iranian |
| Vaghat (cluster) | Benue-Congo |
| Vai | Mande |
| Valencian | Modern Catalan |
| Valman | Papuan |
| Vanji | East Iranian |
| Vannetais see: Gwenedeg | Modern Breton |
| Vanyume | Uto-Aztecan |
| Varijío see: Guarijío | Uto-Aztecan |
| Vata | Kru |
| Vatrata see: Vera’a | Melanesian and Micronesian |
| Vayu see: Hayu | Himalayan Bodic languages |
| Vedic | Old Indo-Aryan |
| Vejnax see: Nakh | Nakh |
| Veliotic | Dalmatian |
| Vemgo-Mabas | Chadic |
| Venda | Bantu |
| Venda S20 | Bantu |
| Venetan see: Venetian | Italo-Romance |
| Venetian | Italo-Romance |
| Venetic | Venetic |
| Veneziano see: Venetian | Italo-Romance |
| Venezuelan French Creole | Romance lexifier pidgins and creoles |
| Venezuelan Sign Language | Individual sign languages (except ASL) |
| Venezuelan Spanish | Non-European Spanish |
| Vengo | Benue-Congo |
| Veps | Veps |
| Vera’a | Melanesian and Micronesian |
| Vetrat see: Vera’a | Melanesian and Micronesian |
| Vidunda | Bantu |
| Viemo | Gur (Voltaic) |
| Vietic | Vietic |
| Viet-Muong see: Vietic | Vietic |
| Vietnamese | Vietnamese |
| Vilamovicean see: Wymysorys | New High German |
| Vilela | Languages of the Chaco Region |
| Vili | Bantu |
| Vincentian Creole English | English lexifier pidgins and creoles |
| Vinitiri see: Minigir | Melanesian and Micronesian |
| Vinmavis | Melanesian and Micronesian |
| Virgin Islands Creole | English lexifier pidgins and creoles |
| Viri | Ubangian (Eastern) |
| Viti | Benue-Congo |
| Vitu see: Muduapa | Melanesian and Micronesian |
| Viya | Bantu |
| Vlăheşte see: Megleno-Romanian | Balkan Romance |
| Vlakh see: Aromanian | Balkan Romance |
| Vlax | Romani |
| Voa | Melanesian and Micronesian |
| Vogul see: Mansi (Vogul) | Mansi (Vogul) |
| Volapük | Planned languages |
| Volga German | New High German |
| Volgaic | Volgaic |
| Volow | Melanesian and Micronesian |
| Voltaic see: Gur (Voltaic) | Gur (Voltaic) |
| Võro | Estonian |
| Votic | Votic |
| Votyak see: Udmurt (Votyak) | Udmurt (Votyak) |
| Vove | Bantu |
| Vovo see: Bieria | Melanesian and Micronesian |
| Vulgar Latin | Ancient Latin |
| Vunaqumu | Polynesian |
| Vurës | Melanesian and Micronesian |
| Wa | Northern Mon-Khmer |
| Waama | Gur (Voltaic) |
| Waanyi | Non-Pama-Nyungan |
| Waata see: Boni | Cushitic |
| Waddar | Telugu |
| Wageman see: Wagiman | Non-Pama-Nyungan |
| Wagiman | Non-Pama-Nyungan |
| Wahívoan | Languages of Western Amazonia |
| Waic | Northern Mon-Khmer |
| Waikurú | Languages of the Chaco Region |
| Waima’a | Central Malayo-Polynesian |
| Waimiri | Carib family |
| Waimoa see: Waima’a | Central Malayo-Polynesian |
| Waisika see: Kamang | Papuan |
| Waiwai | Carib family |
| Wajarri | Southwest Pama-Nyungan |
| Wajiara | Tukanoan stock |
| Waka-Kabic | Southwest Pama-Nyungan |
| Wakashan | Wakashan |
| Wakhani see: Wakhi | East Iranian |
| Wakhi | East Iranian |
| Wakka Wakka | Southwest Pama-Nyungan |
| Wala | Oceanic |
| Wäläne see: Wolane | Ethiopic |
| Walapai | Yuman |
| Walapay see: Walapai | Yuman |
| Wälaytta see: Wolaitta | Omotic |
| Wali | Gur (Voltaic) |
| Walla Walla | Sahaptian |
| Walloon | Modern French |
| Walmajarri | Pama-Nyungan |
| Walman see: Valman | Papuan |
| Walmatjari see: Walmajarri | Pama-Nyungan |
| Walmatjiri see: Walmajarri | Pama-Nyungan |
| Walmiki | Indo-Aryan (Indic) |
| Walser German | New High German |
| Walungge | Tibetan (Central Bodish) |
| Waman | Southwest Pama-Nyungan |
| Wambaya | Non-Pama-Nyungan |
| Wambo R20 | Bantu |
| Wambon | Papuan |
| Wambule | Himalayan Bodic languages |
| Wamesa | Eastern Malayo-Polynesian |
| Wamey | Atlantic |
| Wampanoag see: Massachusett | Algonquian-Ritwan (Algic) |
| Wampar | Oceanic |
| Wampis | Languages of the South American Northern Foothills |
| Wan | Mande |
| Wanano see: Kotiria | Tukanoan stock |
| Wancho | Central Trans-Himalayan |
| Wanda | Bantu |
| Wandala | Chadic |
| Wangaaybuwan-Ngiyambaa see: Ngiyampaa | Southwest Pama-Nyungan |
| Wangkajutjuru | Pama-Nyungan |
| Wangkumara | Pama-Nyungan |
| Wanji | Bantu |
| Wanka | Quechua |
| Wano | Papuan |
| Wansöhöt see: Puinave | Languages of Western Amazonia |
| Wanukaka | Central Malayo-Polynesian |
| Waorani | Languages of the South American Northern Foothills |
| Wapishana | Arawakan stock |
| Wappo-Yuki | North American small families and isolates |
| Wara | Gur (Voltaic) |
| Warao | Languages of Northern Amazonia |
| Warapu | Papuan |
| Waray see: Warray | Non-Pama-Nyungan |
| Waray-Waray | Languages of the Philippines |
| Wardaman | Non-Pama-Nyungan |
| Warekena | Arawakan stock |
| Warembori | Papuan |
| Wari | Chapakura stock |
| Wariapano | Pano family |
| Warihío see: Guarijío | Uto-Aztecan |
| Wariyangga | Southwest Pama-Nyungan |
| Warlbiri see: Warlpiri | Southwest Pama-Nyungan |
| Warlmanpa | Southwest Pama-Nyungan |
| Warlpiri | Southwest Pama-Nyungan |
| Warndarang | Non-Pama-Nyungan |
| Warnman see: Waman | Southwest Pama-Nyungan |
| Warpe | Languages of the South American Cone |
| Warrai see: Warray | Non-Pama-Nyungan |
| Warray | Non-Pama-Nyungan |
| Warrgamay | Pama-Nyungan |
| Warriyangka see: Wariyangga | Southwest Pama-Nyungan |
| Warrongo see: Wirangu | Southwest Pama-Nyungan |
| Warrungu see: Warungu | Pama-Nyungan |
| Warrwa | Nyulnyulan |
| Warumungu | Southwest Pama-Nyungan |
| Warungu | Pama-Nyungan |
| Warup | Papuan |
| Wasa | Kwa |
| Washo | North American small families and isolates |
| Watam | Papuan |
| Wathawurrung | Pama-Nyungan |
| Wati | Southwest Pama-Nyungan |
| Wauja see: Waurá | Arawakan stock |
| Waunana | Languages of Northwest South America |
| Waurá | Arawakan stock |
| Wawa | Benue-Congo |
| Waxi see: Wakhi | East Iranian |
| Waxiang | Sinitic (Chinese) |
| Wayampi | Tupi-Guarani substock |
| Wayana | Carib family |
| Wayo see: Hayu | Himalayan Bodic languages |
| Wayoró | Tupian stock |
| Wayú | Arawakan stock |
| Wayurú see: Wayoró | Tupian stock |
| Wayuunaiki see: Wayú | Arawakan stock |
| Wee | Kru |
| Weh | Benue-Congo |
| Welaun | Papuan |
| Welsh | Welsh |
| Wemba Wemba see: Djadjala | Pama-Nyungan |
| Wembawemba see: Djadjala | Pama-Nyungan |
| Weri | Papuan |
| Wersing | Papuan |
| West African English | Modern English |
| West African Pidgin English | English lexifier pidgins and creoles |
| West African Pidgin Portuguese | Romance lexifier pidgins and creoles |
| West Germanic | West Germanic |
| West Greenlandic | Eskimo-Aleut |
| West Greenlandic Inuttut see: Kalaallisut | Eskimo-Aleut |
| West Iranian | West Iranian |
| West Kongo | Bantu |
| West Ngongo | Bantu |
| West Slavic | West Slavic |
| West Tarangan | Central Malayo-Polynesian |
| Western Baltic | Western Baltic |
| Western Fijian | Polynesian |
| Western Kipchak (Tatar, Bashkir, Crimean Tatar, Karaim) | Western Kipchak (Tatar, Bashkir, Crimean Tatar, Karaim) |
| Western Malayo-Polynesian | Western Malayo-Polynesian |
| Western Muskogean | Muskogean |
| Western Neo-Aramaic | Modern Aramaic |
| Western Pantar | Papuan |
| Western Trans-Himalayan | Western Trans-Himalayan |
| Western Xiangxi Miao see: Xong | Hmong-Mien (Miao-Yao) |
| Western Yugur | Southeast Turkic (Uighur) |
| Wetan | Central Malayo-Polynesian |
| Weyema | Central Malayo-Polynesian |
| Weyewa | Central Malayo-Polynesian |
| White Russian see: Belarusian (Byelo-Russian, White Russian) | Belarusian (Byelo-Russian, White Russian) |
| White South African English | Modern English |
| Whitesands | Melanesian and Micronesian |
| Wichí | Languages of the Chaco Region |
| Wichita | Caddoan |
| Widala | Chadic |
| Wik-Mungkan | Paman |
| Wik-Ngathan | Paman |
| Wilamowicean see: Wymysorys | New High German |
| Win see: Toussian | Gur (Voltaic) |
| Winnebago | Siouan |
| Wintuan | North American small families and isolates |
| Winye | Gur (Voltaic) |
| Wiradhuri | Southwest Pama-Nyungan |
| Wiradjuri see: Wiradhuri | Southwest Pama-Nyungan |
| Wirangu | Southwest Pama-Nyungan |
| Wiru | Papuan |
| Witoto see: Uitoto | Languages of the South American Northern Foothills |
| Witsuwit'en Carrier see: Babine | Athapaskan-Eyak |
| Wiwa see: Sanká | Chibcha family |
| Wixarika see: Huichol | Uto-Aztecan |
| Wiyot | Algonquian-Ritwan (Algic) |
| Wogagoda | Planned languages |
| Wogu see: Bahinemo | Papuan |
| Woirata | Papuan |
| Woisika see: Kamang | Papuan |
| Woiworung see: Taungurong | Pama-Nyungan |
| Woiwurrung see: Taungurong | Pama-Nyungan |
| Woiwurung see: Taungurong | Pama-Nyungan |
| Wolaitta | Omotic |
| Wolane | Ethiopic |
| Wolaytta see: Wolaitta | Omotic |
| Woleai | Melanesian and Micronesian |
| Wolio | Western Malayo-Polynesian |
| Wolof | Atlantic |
| Wooi | South Halmahera-West-New Guinea |
| World Englishes | Modern English |
| Worora | Non-Pama-Nyungan |
| Wororan | Non-Pama-Nyungan |
| Worrorra see: Worora | Non-Pama-Nyungan |
| Worrorran see: Wororan | Non-Pama-Nyungan |
| Written Oirat | Oirat (including Kalmyk) |
| Wu | Modern Chinese |
| Wubuy see: Nunggubuyu | Non-Pama-Nyungan |
| Wunambal | Non-Pama-Nyungan |
| Wutun | Modern Chinese |
| Wutung | Papuan |
| Wuzlam | Chadic |
| Wymysiöeryś see: Wymysorys | New High German |
| Wymysorys | New High German |
| Xaayo | Bantu |
| ǀXam | Khoisan |
| Xamtanga | Cushitic |
| Xârâcùù | Melanesian and Micronesian |
| Xassa see: Tigré | Ethiopic |
| Xavante | Jê family |
| ǁXegwi | Khoisan |
| Xerente | Jê family |
| Xetá | Guarani |
| Xhosa | Bantu |
| Xiang | Modern Chinese |
| Xiangxi Miao | Hmong-Mien (Miao-Yao) |
| Xibe see: Sibe | Manchu |
| Ximoluo see: Enu | Burmese-Lolo (Burmic) |
| Xinca | Mesoamerican small families and isolates |
| Xipaya | Tupian stock |
| Xipáya | Tupian stock |
| Xiri | Khoisan |
| Xokleng | Jê family |
| ǁXom | Khoisan |
| Xong | Hmong-Mien (Miao-Yao) |
| ǃXoon | Khoisan |
| Xumi see: Shuhi | Eastern Trans-Himalayan |
| Xundzur see: Avar | Avaro-Andi-Dido |
| Xunzal see: Gunzib | Tsezic |
| ǃXuun | Khoisan |
| Xvarshi | Tsezic |
| Yaa | Bantu |
| Yaaku | Cushitic |
| Yaathe | Macro-Jê stock |
| Yabacrâne | Bantu |
| Yabarana | Carib family |
| Yabem | Melanesian and Micronesian |
| Yabim see: Yabem | Melanesian and Micronesian |
| Yaeyama Ryukyuan | Modern Japanese |
| Yag Dii | Adamawa |
| Yagán | Languages of the South American Cone |
| Yagaria | Papuan |
| Yaghnobi | East Iranian |
| Yagua | Languages of the South American Northern Foothills |
| Yahi see: Yanan | North American small families and isolates |
| Yaka | Bantu |
| Yaka H30 | Bantu |
| Yakima | Sahaptian |
| Yakkha | Himalayan Bodic languages |
| Yakut | Yakut |
| Yala | Benue-Congo |
| Yalaku | Papuan |
| Yalarnnga | Pama-Nyungan |
| Yale | Papuan |
| Yali | Papuan |
| Yalunka | Mande |
| Yaluyandi | Pama-Nyungan |
| Yam | Papuan |
| Yam (Omotic) see: Yemsa | Omotic |
| Yamasee | North American small families and isolates |
| Yambeta | Benue-Congo |
| Yamdena | Central Malayo-Polynesian |
| Yami see: Da’o | Languages of the Philippines |
| Yaminawa | Pano family |
| Yamphu | Himalayan Bodic languages |
| Yanan | North American small families and isolates |
| Yandruwandha | Pama-Nyungan |
| Yangben | Bantu |
| Yangkam | Benue-Congo |
| Yang-Biao | Kadai |
| Yankunytjatjara | Southwest Pama-Nyungan |
| Yan-nhangu | Pama-Nyungan |
| Yanomami | Languages of Northern Amazonia |
| Yanyuwa | Southwest Pama-Nyungan |
| Yao | Bantu |
| Yao P20 | Bantu |
| Yap see: Yapese | Melanesian and Micronesian |
| Yapa | Southwest Pama-Nyungan |
| Yapese | Melanesian and Micronesian |
| Yapunda | Papuan |
| Yaqui | Uto-Aztecan |
| Yaraldi see: Narrinyeri | Pama-Nyungan |
| Yarumá | Carib family |
| Yaruro | Languages of the South American Northern Foothills |
| Yasa | Bantu |
| Yaul | Papuan |
| Yaur | South Halmahera-West-New Guinea |
| Yaure | Mande |
| Yava | Papuan |
| Yavapai | Yuman |
| Yavitero | Arawakan stock |
| Yawa (Papuan) see: Yava | Papuan |
| Yawalapiti | Arawakan stock |
| Yawanawa | Pano family |
| Yawarrawarrka | Pama-Nyungan |
| Yawelmani | Yokuts |
| Yawuru | Nyulnyulan |
| Yazghulami | East Iranian |
| Ybanag see: Ibanag | Languages of the Philippines |
| Yekhee | Benue-Congo |
| Yekuana see: Ye’kwana | Carib family |
| Ye’kwana | Carib family |
| Yele | Papuan |
| Yeli Dnye | Papuan |
| Yélî Dnye see: Yeli Dnye | Papuan |
| Yelmek | Papuan |
| Yelmek-Maklew | Papuan |
| Yemba | Benue-Congo |
| Yemeni Arabic | Modern Arabic dialects |
| Yemsa | Omotic |
| Yendang | Adamawa |
| Yerisiam | South Halmahera-West-New Guinea |
| Yessan-Mayo | Papuan |
| Yeyi | Bantu |
| Yeyi R40 | Bantu |
| Yi | Burmese-Lolo (Burmic) |
| Yiddish | Yiddish |
| Yidiñ see: Yidini | Southwest Pama-Nyungan |
| Yidini | Southwest Pama-Nyungan |
| Yidiny see: Yidini | Southwest Pama-Nyungan |
| Yigai see: Bahinemo | Papuan |
| Yilan Creole | Pidgins and creoles with lexifiers other than Romance and English |
| Yimas | Papuan |
| Yimas Pidgin | Pidgins and creoles with lexifiers other than Romance and English |
| Yindjibarndi | Southwest Pama-Nyungan |
| Yine | Arawakan stock |
| Yinggarda | Southwest Pama-Nyungan |
| Yingkarta see: Yinggarda | Southwest Pama-Nyungan |
| Yintyingka | Pama-Nyungan |
| Yir Yiront see: Yir Yoront | Paman |
| Yir Yoront | Paman |
| Yir-Yoront see: Yir Yoront | Paman |
| Yiwaidjan see: Iwaidjan | Non-Pama-Nyungan |
| Yiyang | Kadai |
| Yoeme see: Yaqui | Uto-Aztecan |
| Yogad | Languages of the Philippines |
| Yokuts | Yokuts |
| Yolmo | Tibetan (Central Bodish) |
| Yolngu matha see: Yolnu matha | Australian |
| Yolngu Sign Language | Individual sign languages (except ASL) |
| Yolnu matha | Australian |
| Yom | Niger-Congo (Niger-Kordofanian) |
| Yombe | Bantu |
| Yonaguni Ryukyuan | Modern Japanese |
| Yong | Southwestern Tai |
| Yonghe | Eastern Trans-Himalayan |
| Yongkom | Papuan |
| Yoorda Yoorda see: Yorta Yorta | Pama-Nyungan |
| Yopno see: Yupna | Papuan |
| Yora | Pama-Nyungan |
| Yorta Yorta | Pama-Nyungan |
| Yoruba | Yoruba |
| Yoruba Sign Language | Individual sign languages (except ASL) |
| Yotayota see: Yorta Yorta | Pama-Nyungan |
| Younuo Yao | Hmong-Mien (Miao-Yao) |
| Yowlumne see: Yawelmani | Yokuts |
| Yowlumni see: Yawelmani | Yokuts |
| Yuaga | Melanesian and Micronesian |
| Yuanga see: Yuaga | Melanesian and Micronesian |
| Yucatan Spanish | Non-European Spanish |
| Yucatec | Mayan |
| Yucatec Maya Sign Language | Individual sign languages (except ASL) |
| Yucatecan Spanish see: Yucatan Spanish | Non-European Spanish |
| Yuchi | Yuchi |
| Yue see: Cantonese | Modern Chinese |
| Yug | Yeniseian |
| Yugambal | Southwest Pama-Nyungan |
| Yugambeh see: Yugambal | Southwest Pama-Nyungan |
| Yugur see: New Uighur, Salar, Sarygh Uighur | New Uighur, Salar, Sarygh Uighur |
| Yuhup | Languages of Western Amazonia |
| Yui | Papuan |
| Yukaghir | Yukaghir |
| Yuki | Tupi-Guarani substock |
| Yuki (Wappo) see: Wappo-Yuki | North American small families and isolates |
| Yukpa | Carib family |
| Yukuben | Benue-Congo |
| Yukuna | Arawakan stock |
| Yulparija see: Martu Wangka | Southwest Pama-Nyungan |
| Yulparitja see: Martu Wangka | Southwest Pama-Nyungan |
| Yuma | Yuman |
| Yuman | Yuman |
| Yunga see: Mochica | Quechumaran stock |
| Yungueño Spanish see: Afro-Bolivian Spanish | Romance lexifier pidgins and creoles |
| Yupik | Eskimo-Aleut |
| Yupna | Papuan |
| Yuracaré see: Yurakaré | Languages of the South American Southern Foothills |
| Yurak | Nenets |
| Yurakaré | Languages of the South American Southern Foothills |
| Yurats | Extinct Samoyedic languages |
| Yurimangui | Languages of Northwest South America |
| Yurimbil see: Gamilaraay | Southwest Pama-Nyungan |
| Yurok | Algonquian-Ritwan (Algic) |
| Yurújure see: Yurakaré | Languages of the South American Southern Foothills |
| Yuwaalaraay | Southwest Pama-Nyungan |
| Zaar | Chadic |
| Zachčin see: Jakhachin | Oirat (including Kalmyk) |
| Zagawa-Bideyat-Berti | Nilo-Saharan |
| Zaiwa | Burmese-Lolo (Burmic) |
| Zakhring | Central Trans-Himalayan |
| Zambian Sign Language | Individual sign languages (except ASL) |
| Zamboagueño see: Chabacano | Romance lexifier pidgins and creoles |
| Zamucoan | Languages of the Chaco Region |
| Zan | Zan |
| Zande | Ubangian (Eastern) |
| Zao Min | Hmong-Mien (Miao-Yao) |
| Záparo | Languages of the South American Northern Foothills |
| Zaparoan | Languages of the South American Northern Foothills |
| Zapotec | Otomanguean |
| Zaramo | Bantu |
| Zargari | Romani |
| Zargulla | Omotic |
| Zarma see: Zerma | Nilo-Saharan |
| Zarqani | Southwest Iranian |
| Zauzou | Burmese-Lolo (Burmic) |
| Zay | Ethiopic |
| Zaysete see: Zargulla | Omotic |
| Zaza see: Zazaki | Northwest Iranian |
| Zazaki | Northwest Iranian |
| Zeem | Chadic |
| Zenaga | Berber |
| Zerma | Nilo-Saharan |
| Zezuru | Bantu |
| Zhang-Zhung | Tibetan (Central Bodish) |
| Zhongyuan Mandarin see: Central Plains Mandarin | Modern Chinese |
| Zhoutun | Modern Chinese |
| Zhuang | Northern Tai |
| Zialo | Mande |
| Zigula | Bantu |
| Zigula-Zaramo G30 | Bantu |
| Zimbabwe Sign Language | Individual sign languages (except ASL) |
| Zimbabwean English | Modern English |
| Zina Kotoko | Chadic |
| Zo’é | Tupi-Guarani substock |
| Zoque | Mixe-Zoquean |
| Zoró | Tupian stock |
| Zoulgo | Chadic |
| Zulu | Bantu |
| Zuni | North American small families and isolates |
| Zuñi see: Zuni | North American small families and isolates |
| Zuwara | Berber |
| Zway see: Zay | Ethiopic |
| Language | Genetic classification |
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