Where does “कछ” come from?

कछ (Old Marathi) comes from Sanskrit किंचिद्, from Sanskrit किम्, from Proto-Indo-Aryan kás, from Proto-Indo-Iranian kás, from Proto-Indo-European kʷós — who.

Ancestry of “कछ”, step by step

StepLanguageWordMeaning
1Sanskritकिंचिद्anything
2Sanskritकिम्used as a particle of interrogation
3Proto-Indo-Aryankás—
4Proto-Indo-Iraniankáswho
5Proto-Indo-Europeankʷóswho

Words derived from “कछ”

Every word from Proto-Indo-European kʷós →Every word from Proto-Indo-Iranian kás →Every word from Proto-Indo-Aryan kás →