Wasu (Waçu, Wassú) is an extinct and unattested, presumed language of the Serra do Azul in Joaquim Gomes, Alagoas, Brazil. The ethnic population is about 1,500.
References
Further reading
- Fabre, Alain (2005): “Wassú” (Diccionario etnolingüístico y guía bibliográfica de los pueblos indígenas sudamericanos.)