Where does “рус” come from?

рус (Bulgarian) comes from Proto-Slavic rusъ, from Proto-Slavic rudsъ, from Proto-Indo-European h₁rowdʰ-s-o-, from Proto-Indo-European h₁rewdʰ- — red.

рус (Bulgarian): blond hair of a light, pale yellow colour

Definitions

  1. blond hair of a light, pale yellow colour

Ancestry of “рус”, step by step

StepLanguageWordMeaning
1Proto-Slavicrusъfair, blonde; yellow, red, light-colored
2Proto-Slavicrudsъ—
3Proto-Indo-Europeanh₁rowdʰ-s-o-—
4Proto-Indo-Europeanh₁rewdʰ-red

Words derived from “рус”

Every word from Proto-Indo-European h₁rewdʰ- →Every word from Proto-Indo-European h₁rowdʰ-s-o- →Every word from Proto-Slavic rudsъ →