A language of Colombia

Alternate Names
Letuama, Letuhama, Ohañara, Opaima, Retuama, Retuarã, Tanimboka, Tanimuca-Letuama, Uairã, Ufaina

300 (1976 SIL). 180 Tanimuca. Ethnic population: 1,800 (Crevels 2007).


Amazonas Department, Guacayá and Oiyaka rivers (tributaries of the Mirití-Paraná), Mirití-Paraná, Apaporis, and Popeyaka rivers near mouth of Pira river below Popeyaca.

Language Maps
Language Status

6b (Threatened).


Retuarã, Tanimuca. Tanimuca and Retuarã are 2 ethnic groups living near each other who speak the same language.

Language Use

No longer spoken in the communities near the non-indigenous villages (2007). All domains. Some also use Macuna [myy] or Yucuna [ycn]. Retuarã more monolingual than Tanimuca.

Language Development
Literacy rate in L1: 1%–5%. Literacy rate in L2: Below 5%. Grammar. Bible portions: 1993.
Latin script.
Other Comments

All work for one rubber hunter.