Tequiraca–Canichana is a possible

language family A language family is a group of languages related through descent from a common ancestor, called the proto-language of that family. The term ''family'' is a metaphor borrowed from biology, with the tree model used in historical linguistics ...

proposed in Kaufman (1994) uniting two erstwhile

language isolate A language isolate is a language that has no demonstrable genetic relationship with any other languages. Basque in Europe, Ainu and Burushaski in Asia, Sandawe in Africa, Haida and Zuni in North America, Kanoê in South America, and Tiwi ...

s, Canichana of Bolivia and Tequiraca of Peru, both of which are either extinct or nearly so.Kaufman, Terrence. (1994). The native languages of South America. In C. Mosley & R. E. Asher (Eds.), ''Atlas of the world's languages'' (pp. 46–76). London: Routledge. The proposal is not included in Campbell (2012).

Vocabulary

Below is a comparison of selected basic vocabulary items in Aiwa (Tequiraca) and Canichana. :

References

Proposed language families Indigenous languages of the Americas {{na-lang-stub Languages of Bolivia Languages of Peru