Alternate Names: Diongor Guera, Djonkor Guera, Dyongor Guera, Gergiko, Guerguiko, Jonkor-Gera, Mokilko, Mokoulou, Mokulu
Dialects: Doliki, Gugiko, Mezimko, Mokilko, Moriko, Seginki.
Genealogy:
Demographics: 12,000 (1990 SIL).
Language Use: All domains. All ages. Low proficiency in Chadian Spoken Arabic [shu].
Language Development: Literacy rate in L1: 1%. Literacy rate in L2: Below 5%. Poetry. Dictionary. Grammar. Bible portions: 1999–2009.
Writing System: Latin
Nation of Origin: Chad
Other Comments: Gergiko and Gergagi (pl.) are umbrella terms of recent creation to include all villages and dialects of this language, since Mukulu (or Mokilko), which is always used in the literature, properly designates only the principal village and its speech. Traditional religion.