Amahuaca is an indigenous American Panoan-family language spoken by several dozen people in the Amazon Basin in Perú but up to 130 and also in Brazil by 220 people. It is also known as Amawaka, Amaguaco, Ameuhaque, Ipitineri, and Sayaco. The most closely related languages are Cashinahua and Shipibo. It is an official language. There are 20 monolinguals. 30% are literate and 50% are literate in Spanish. Amahuaca uses a Latin-based script.