Where does “чей” come from?

чей (Russian) comes from Old East Slavic чьи, from Proto-Slavic čьjь, from Proto-Balto-Slavic *kijas.

чей (Russian): whose; anyone's

Definitions

  1. whose; anyone's

Ancestry of “чей”, step by step

StepLanguageWordMeaning
1Old East Slavicчьиwhose
2Proto-Slavicčьjьwhose
3Proto-Balto-Slavic*kijas—

Words derived from “чей”

Every word from Proto-Balto-Slavic *kijas →Every word from Proto-Slavic čьjь →Every word from Old East Slavic чьи →