Where does “क्यों” come from?

क्यों (Hindi) comes from Sauraseni Apabhramsa किंव, from Sanskrit किम्, from Proto-Indo-Aryan kás, from Proto-Indo-Iranian kás, from Proto-Indo-European kʷós — who.

क्यों (Hindi): why

Definitions

  1. why

Ancestry of “क्यों”, step by step

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

Words derived from “क्यों”

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