The Bom language is an endangered language of Sierra Leone. It belongs to the Mel branch of the Niger–Congo language family and is particularly closely related to the Bullom So language. Most speakers are bilingual in Mende. Use of the Bom language is declining among members of the ethnic group.
The UNESCO Atlas of the World's Languages in Danger is an online publication containing a comprehensive list of the world's endangered languages. It originally replaced the Red Book of Endangered Languages as a title in print after a brief period of overlap before being transferred to an online only publication.
The Boruca language is the native language of the Boruca people of Costa Rica. Boruca belongs to the Isthmian branch of the Chibchan languages. Though exact speaker numbers are uncertain, UNESCO’s Atlas of the World’s Languages in Danger has listed Boruca as "critically endangered". It was spoken fluently by only five women in 1986, while 30 to 35 others spoke it non-fluently. The rest of the tribe's 1,000 members speak Spanish.
Rutul is a language spoken by the Rutuls, an ethnic group living in Dagestan (Russia) and some parts of Azerbaijan. It is spoken by 30,000 people in Dagestan and 17,000 in Azerbaijan. The word Rutul derives from the name of a Dagestani village where speakers of this language make up the majority.
Khinalug is a Northeast Caucasian language spoken by about 3,000 people in the villages of Khinalug and Gülüstan, Quba in the mountains of Quba Rayon, northern Azerbaijan. It forms its own independent branch within the Northeast Caucasian language family.
Mandeali is a language spoken in northern India, predominantly in the Mandi district of Himachal Pradesh by the people of the Mandi Valley and particularly in the major city of Mandi. Other spellings for the name are Mandiyali and Mandiali. UNESCO reports it is one of the highly endangered languages of India. Speakers of the dialect have decreased by 21% from 1961 to 2001.
Orang Seletar (Slitar) is a language of the Orang Laut of the south coast of the Malay Peninsula. It is very close to Malay, and may be counted as a dialect of that language. The speaking population is unknown, but is likely in the range of a few thousand. The language is considered severely endangered by UNESCO.
Cajamarca–Cañaris Quechua is a branch of Quechua spoken in northern Peru, consisting primarily of Cajamarca Quechua, and Lambayeque Quechua, near the towns of Cajamarca and Cañaris in the Cajamarca and Lambayeque regions. Cajamarca and Lambayeque Quechua have 94% lexical similarity and are mutually intelligible. Adelaar (2004) includes the dialect of Lincha District, far to the south on the border of the Lima and Huancavelica regions.
Tima, also known as Domorik or Lomorik, is a Katla language spoken by the Tima people of Sudan.
Kryts (Kryc) is a Samur language of the Northeast Caucasian language family spoken in parts of the Quba Rayon of Azerbaijan by 6,000 people in 1975. Its dialects are Kryts, Jek, Khaput, Yergyudzh, and Alyk, which are all quite distinct to the point of only partial mutual intelligibility, therefore they could also be considered separate languages in a dialect continuum.
Budukh or Budugh is a Samur language of the Northeast Caucasian language family spoken in parts of the Quba Rayon of Azerbaijan. It is spoken by about 200 of approximately 1,000 ethnic Budukhs.
Karas is a divergent Trans–New Guinea language spoken on the biggest of the Karas Islands off the Bomberai Peninsula, that appears to be most closely related to the West Bomberai languages. It is spoken in Antalisa and Mas villages on Karas Island.
Pear is a moribund Austroasiatic language of Cambodia. "Pear" is a pejorative term for the historical slave caste of the Khmer, but nonetheless is the usual term in the literature. Pear is spoken in 3–4 villages of Rovieng District, Preah Vihear Province, Cambodia according to Ethnologue.
Gorum, or Parengi, is a nearly-extinct minor Munda language of India.
Danau, also spelt Danaw, is a Mon–Khmer language of Myanmar (Burma). It is the most divergent member of the Palaungic branch. Danau is spoken by about 5,000 people near Aungban, Kalaw Township, Shan State. Danaw was classified as a "critically endangered" language in UNESCO's 2010 Atlas of the World’s Languages in Danger.
Zire (Sîshëë), also known as Nerë, is an extinct Oceanic language of New Caledonia. It has been extinct since April 2006. Zire is sometimes considered a dialect of Ajië.
The Yaw dialect of Burmese is spoken by 20,000 people near the Chin Hills in Magway Division, particularly in Gangaw District, which comprises Saw, Htilin, and Gangaw. Yaw was classified as a "definitely endangered" language in UNESCO's 2010 Atlas of the World’s Languages in Danger.
Chigmecatitlán Mixtec is a Mixtec language of Puebla, Mexico, spoken in the municipalities of Chigmecatitlán and Acatlán de Osorio.
