Where does “एक” come from?

एक (Sanskrit) comes from Proto-Indo-Aryan Háykas, from Proto-Indo-Iranian Háykas, from Proto-Indo-European óynos — one; single.

एक (Sanskrit): one; alone, solitary, single, happening only...

Definitions

  1. one; alone, solitary, single, happening only...

Ancestry of “एक”, step by step

एक traces back through two separate lines of ancestry.

via Proto-Indo-Aryan Háykas

StepLanguageWordMeaning
1Proto-Indo-AryanHáykasone
2Proto-Indo-IranianHáykasone
3Proto-Indo-Europeanóynosone; single

via Indo-Iranian eka

StepLanguageWordMeaning
1Indo-Iranianeka—
2Proto-Indo-Europeanóykos—

Words derived from “एक”

Every word from Proto-Indo-European óynos →Every word from Proto-Indo-Iranian Háykas →Every word from Proto-Indo-Aryan Háykas →