Calchaqui
Calchaqui was an unclassified language once spoken in Argentina.
See it on the globeOpen in the family tree
Cacán (also Cacan, Kakán, Kakana, Calchaquí, Chaka, Diaguita, and Kaka) is an unclassified language spoken by the Indigenous Diaguita and Calchaquí peoples in northern Argentina and Chile. It has claimed to be of various linguistic affiliations.
From Wikipedia · Cacán · CC BY-SA 4.0