Attested dialects are two or more Brazilian Yaminawa dialects, Peruvian Yaminawa, Chaninawa, Chitonawa, Mastanawa, Parkenawa (= Yora or "Nawa"), Shanenawa (Xaninaua, = Katukina de Feijó), Sharanawa (= Marinawa), Shawannawa (= Arara), Yawanawá, Yaminawa-arara (obsolescent; very similar to Shawannawa/Arara), Nehanawa†).

[3] Xinane Yura, a recently discovered variety, is spoken by a group contacted in Kampa and Envira River Isolated Peoples Indigenous Territory, Acre, Brazil during the 2010s.

[8] Yawanawá and Sharanahua have an additional phoneme, the voiced labio-velar approximant /w/.

[6] Yaminawa is a polysynthetic, primarily suffixing language that also uses compounding, nasalization, and tone alternations in word-formation.

Yaminawa verbal morphology is extensive, encoding affective (emotional) meanings and categories like associated motion.