nivkh

noun, plural Nivkhs, Niv·khi [neef-kee, –khee] /ˈnif ki, -xi/, (especially collectively) Nivkh for 1.

1. an indigenous people of the Soviet Far East, now living mainly in scattered communities on the lower Amur River and Sakhalin Island.
2. the Paleosiberian language of the Nivkh.