A
- Aari
- Adamawa Fulfulde
- Adzera
- Aekyom
- Afar
- Afrikaans
- Agatu
- Aguacateco
- Aguaruna
- Aja (Benin)
- Ajië
- Akan
- Akawaio
- Akha
- Albanian
- Alekano
- Alur
- Amahuaca
- Amele
- American Sign Language
- Amganad Ifugao
- Angal Heneng
- Angami Naga
- Anindilyakwa
- Anuak
- Ao Naga
- Aoheng
- Ap Ma
- Apali
- Arabic
- Arawak
- Arhuaco
- Arop-Sissano
- Asháninka
- Assamese
- Assyrian Neo-Aramaic
- Atayal
- Auslan
- Avaric
- Awa (Papua New Guinea)
- Awabakal
- Ayacucho Quechua
- Aymara
- Ayutla Mixtec
B
- Baatonum
- Babatana
- Bacama
- Bafanji
- Baki
- Balanta-Kentohe
- Balinese
- Bambam
- Bambara
- Bamu
- Bamun
- Banaro
- Baniwa
- Baoulé
- Bari
- Basa (Nigeria)
- Bashkir
- Basque
- Bassa
- Batak Karo
- Batak Simalungun
- Batak Toba
- Bauzi
- Bawm Chin
- Belarusian
- Bemba (Zambia)
- Bena (Tanzania)
- Bengali
- Berik
- Berom
- Bezhta
- Bilua
- Bimoba
- Binumarien
- Bislama
- Bola
- Bosnian
- Bribri
- Bughotu
- Bukusu
- Bulgarian
- Bulu
- Bunun
- Bura-Pabir
- Burmese
C
- Caluyanun
- Cameroon Pidgin
- Candoshi-Shapra
- Caribbean Javanese
- Cashibo-Cacataibo
- Catalan
- Cebuano
- Central Kanuri
- Central Kurdish
- Central Mazahua
- Central Pame
- Central Pashto
- Central Subanen
- Central Tarahumara
- Central Yupik
- Chadian Arabic
- Chaldean Neo-Aramaic
- Chechen
- Cheke Holo
- Chicahuaxtla Triqui
- Chichimeca-Jonaz
- Chilcotin
- Chimborazo Highland Quichua
- Chinese
- Chipaya
- Choctaw
- Chokwe
- Chol
- Chuanqiandian Cluster Miao
- Chuj
- Chuukese
- Chuwabu
- Citak
- Classical Nahuatl
- Classical Syriac
- Colorado
- Copainalá Zoque
- Costa Rican Sign Language
- Crimean Tatar
- Croatian
- Cusco Quechua
- Cuyonon
- Czech
K
- K'iche'
- Kabyle
- Kachin
- Kafa
- Kahua
- Kaingang
- Kalam
- Kalenjin
- Kalmyk
- Kamano
- Kambera
- Kamo
- Kamwe
- Kandawo
- Kankanaey
- Kannada
- Kapingamarangi
- Kaqchikel
- Kara-Kalpak
- Karbi
- Kare (Central African Republic)
- Karelian
- Kasua
- Kâte
- Kayaw
- Kazakh
- Keapara
- Keiyo
- Kekchí
- Kele (Democratic Republic of Congo)
- Keley-I Kallahan
- Kera
- Khakas
- Khmer
- Kikuyu
- Kilivila
- Kinyarwanda
- Kipsigis
- Kirghiz
- Kituba (Congo)
- Kituba (Democratic Republic of Congo)
- Komba
- Kongo
- Koonzime
- Korean
- Kosena
- Kouya
- Kovai
- Kpelle
- Kriol
- Kumyk
- Kuria
- Kutep
- Kuy
- Kwara'ae
- Kwasio
M
- Maasina Fulfulde
- Macedonian
- Maiadomu
- Mailu
- Mairasi
- Mal
- Malagasy
- Malay
- Malayalam
- Maltese
- Mam
- Mampruli
- Mandara
- Mandinka
- Manga Kanuri
- Mangga Buang
- Manikion
- Mano
- Manya
- Maori
- Mapos Buang
- Marathi
- Markweeta
- Marshallese
- Martu Wangka
- Maru
- Masai
- Mashco Piro
- Matya Samo
- Mazagway
- Mbandja
- Mbe
- Medumba
- Mekeo
- Mende (Sierra Leone)
- Meru
- Meyah
- Mezquital Otomi
- Miahuatlán Zapotec
- Michoacán Nahuatl
- Min Nan Chinese
- Misima-Panaeati
- Mískito
- Mitla Zapotec
- Modern Greek
- Moken
- Mono (Solomon Islands)
- Mono Alu
- Morelos Nahuatl
- Moronene
- Moru
- Mossi
- Muna
- Mundang
- Mungaka
- Musey
- Mussau-Emira
- Muyuw
N
- Nandi
- Naro
- Naskapi
- Natügu
- Navajo
- Nepali
- Newari
- Ngäbere
- Ngungwel
- Nigerian Fulfulde
- Ninia Yali
- Nogai
- North Alaskan Inupiatun
- North Azerbaijani
- North Mofu
- North Ndebele
- North Tanna
- Northeastern Dinka
- Northern Emberá
- Northern Grebo
- Northern Kissi
- Northern Kurdish
- Northern One
- Northern Sami
- Northern Uzbek
- Northwest Gbaya
- Northwestern Dinka
- Norwegian
- Nuer
- Nugunu (Cameroon)
- Nukna
- Nüpode Huitoto
- Nyanga
- Nyanja
- Nyulnyul
- Nzima
S
- Sa'a
- Sabaot
- Saint Lucian Creole French
- Samo
- Samoan
- San Blas Kuna
- San Mateo Del Mar Huave
- San Miguel El Grande Mixtec
- Sanga (Democratic Republic of Congo)
- Sangir
- Sango
- Sanskrit
- Santali
- Sapo
- Sar
- Saramaccan
- Saxwe Gbe
- Sayula Popoluca
- Seediq
- Sena
- Serbian
- Shan
- Shilluk
- Shipibo-Conibo
- Shona
- Shughni
- Siane
- Sierra de Juárez Zapotec
- Sinasina
- Sinaugoro
- Sindhi
- Sinhala
- Slovak
- Slovenian
- Somali
- South Bolivian Quechua
- South Giziga
- South Slavey
- Southeastern Dinka
- Southern Altai
- Southern Balochi
- Southern Bobo Madaré
- Southern Pashto
- Southern Samo
- Southern Sotho
- Southern Subanen
- Southwestern Dinka
- Spanish
- Spanish Sign Language
- Sranan Tongo
- Standard Arabic
- Standard Estonian
- Sundanese
- Swahili
- Swati
- Swedish
- Swedish Sign Language
T
- Tabasco Chontal
- Tae'
- Tagalog
- Tagalog
- Tagbanwa
- Tahaggart Tamahaq
- Tahitian
- Tai Dam
- Taita
- Tajik
- Tamil
- Tangoa
- Tase Naga
- Tataltepec Chatino
- Tausug
- Tboli
- Tedim Chin
- Telugu
- Tenango Otomi
- Tepeuxila Cuicatec
- Tereno
- Terik
- Tetela
- Tetelcingo Nahuatl
- Teutila Cuicatec
- Tezoatlán Mixtec
- Thai
- Tibetan
- Tiéyaxo Bozo
- Timbe
- Tiv
- Tlahuitoltepec Mixe
- Toba
- Tojolabal
- Tok Pisin
- Tonga (Tonga Islands)
- Tonga (Zambia)
- Toraja-Sa'dan
- Toro So Dogon
- Tsonga
- Tsou
- Tswa
- Tugen
- Tumbuka
- Turkana
- Turkish
- Turkmen
- Tuvalu
- Tuvan
- Tzeltal
- Tzotzil
W
- Waama
- Waboda
- Waffa
- Wahgi
- Waiwai
- Wantoat
- Waorani
- Wapishana
- Warlpiri
- Waskia
- Wayuu
- Wè Southern
- Wejewa
- Welsh
- Weri
- West Kewa
- Western Apache
- Western Bukidnon Manobo
- Western Highland Chatino
- Western Highland Purepecha
- Western Kanjobal
- Western Krahn
- Western Lawa
- Western Parbate Kham
- Western Tawbuid
- Whitesands
- Wichí Lhamtés Güisnay
- Wolof