Where does “यक” come from?

यक (Garhwali) comes from Persian یک, from Middle Persian ʾywk', from Middle Persian ʾy, from Proto-Iranian Háywah, from Proto-Indo-Iranian Háywas, from Proto-Indo-European óynos — one; single.

यक (Garhwali): one

Definitions

  1. one

Ancestry of “यक”, step by step

यक traces back through two separate lines of ancestry.

via Persian یک

StepLanguageWordMeaning
1PersianیکAPI •; one
2Middle Persianʾywk'—
3Middle Persianʾy—
4Proto-IranianHáywahone
5Proto-Indo-IranianHáywasjust, only; one
6Proto-Indo-Europeanóynosone; single

via Sanskrit एक

StepLanguageWordMeaning
1Sanskritएकone; alone, solitary, single, happening only...
2Proto-Indo-AryanHáykasone
3Proto-Indo-IranianHáykasone
Every word from Proto-Indo-European óynos →Every word from Proto-Indo-Iranian Háywas →Every word from Proto-Iranian Háywah →