Edward Vajda spent a year in Siberia studying the Ket people, and finds a relationship of Ket language to that of Native American languages, and also suggests the tonal system of the Ket language is closer that that of Vietnamese than any of the native Siberian languages.
Edward Vajda spent a year in Siberia studying the Ket people, and finds a relationship of Ket language to the Na-Dene languages, of which Navajo is the most prominent and widely spoken member. Vajda also suggests the tonal system of the Ket language is closer that that of Vietnamese than any of the native Siberian languages.