Tumak, also known as Toumak, Tumag, Tummok, Sara Toumak, Tumac, and Dije, is an

Afro-Asiatic The Afroasiatic languages (also known as Afro-Asiatic, Afrasian, Hamito-Semitic, or Semito-Hamitic) are a language family (or "phylum") of about 400 languages spoken predominantly in West Asia, North Africa, the Horn of Africa, and parts of th ...

language spoken in the southwestern

Chad Chad, officially the Republic of Chad, is a landlocked country at the crossroads of North Africa, North and Central Africa. It is bordered by Libya to Chad–Libya border, the north, Sudan to Chad–Sudan border, the east, the Central Afric ...

ian prefectures of Moyen-Chari and Koumra. Motun (Mod) and Tumak dialects have a

lexical similarity In linguistics, lexical similarity is a measure of the degree to which the word sets of two given languages are similar. A lexical similarity of 1 (or 100%) would mean a total overlap between vocabularies, whereas 0 means there are no common words. ...

of only 70%; Blench (2006) lists Tumak, Motun, and Mawer as separate languages. Most Motun speakers use some Sara. The "Gulei" listed in Greenberg might be a dialect of Tumak.Chadic Newsletter
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Phonology

Tumak also has two tones; high and low.

References

East Chadic languages Languages of Chad Endangered Afroasiatic languages {{Chad-stub