Dialects: Bilala (Bilaala, Boulala, Bulala, Ma, Mage), Kuka (Kouka, Lisi), Medogo (Modogo, Mud). Related but not inherently intelligible of Berakou , or Kenga ,. Lexical similarity: between Bilala, Kuka, and Medogo dialects is 99%.
Genealogy:
Demographics: 278,000 (2006). 137,000 Bilala, 76,700 Kuka, and 19,200 Medogo.
Language Use: Also use Chadian Spoken Arabic [shu]. Some of the Kuka ethnic group, who live near Oum Hadjer, have shifted to Chadian Spoken Arabic [shu].
Language Development: Grammar.
Nation of Origin: Chad
Other Comments: Bilala, Kuka, and Medogo are 3 ethnic groups who share a common culture and speak essentially the same language, Ethnonym: Naba by all 3 groups. Muslim.