Where does “чадский” come from?

чадский (Russian) comes from Russian чад, from Proto-Slavic čadъ, from Proto-Indo-European kʷēd-o-.

чадский (Russian): Chadian

Definitions

  1. Chadian

Ancestry of “чадский”, step by step

StepLanguageWordMeaning
1Russianчадsmoke, fumes; daze, frenzy; genitive/accusative...
2Proto-Slavicčadъsmoke, fumes
3Proto-Indo-Europeankʷēd-o-—
Every word from Proto-Indo-European kʷēd-o- →Every word from Proto-Slavic čadъ →Every word from Russian чад →