Where does “कष” come from?

कष (Sanskrit) comes from Hindi कृष्णा, from Sanskrit कृष्ण, from Proto-Indo-Aryan kr̥ṣnás, from Proto-Indo-Iranian kr̥šnás, from Proto-Indo-European kr̥snós, from Proto-Indo-European kers- — black, dirty; run; to run.

कष (Sanskrit): rubbing

Definitions

  1. rubbing

Ancestry of “कष”, step by step

कष traces back through 3 separate lines of ancestry.

via Hindi कृष्णा

StepLanguageWordMeaning
1Hindiकृष्णाa name of Draupadi the wife of the 5
2Sanskritकृष्णblack, dark, dark-blue; black or dark-blue;...
3Proto-Indo-Aryankr̥ṣnás
4Proto-Indo-Iraniankr̥šnásblack, dark
5Proto-Indo-Europeankr̥snósblack; dark, dusky
6Proto-Indo-Europeankers-black, dirty; run; to run

via Proto-Indo-European dʰegʷʰ-

StepLanguageWordMeaning
1Proto-Indo-Europeandʰegʷʰ-to burn; warm, hot

via Proto-Indo-European dʰgʷʰey-

StepLanguageWordMeaning
1Proto-Indo-Europeandʰgʷʰey-to decline; to perish

Words derived from “कष

Every word from Proto-Indo-European kers-Every word from Proto-Indo-European kr̥snósEvery word from Proto-Indo-Iranian kr̥šnás