Where does “kto” come from?

kto (Polish) comes from Old Polish kto, from Proto-Slavic kъto, from Proto-Indo-European kʷós — who.

kto (Polish): who

Definitions

  1. who

Ancestry of “kto”, step by step

StepLanguageWordMeaning
1Old Polishktowho
2Proto-Slavickъtowho
3Proto-Indo-Europeankʷóswho

Words derived from “kto”

Every word from Proto-Indo-European kʷós →Every word from Proto-Slavic kъto →Every word from Old Polish kto →