Where does “рудъ” come from?

рудъ (Old East Slavic) comes from Proto-Slavic rudъ, from Proto-Balto-Slavic roudos, from Proto-Indo-European h₁rowdʰ-o-, from Proto-Indo-European h₁rewdʰ- — red.

Ancestry of “рудъ”, step by step

StepLanguageWordMeaning
1Proto-Slavicrudъred, blood red, reddish; ginger; brown
2Proto-Balto-Slavicroudos
3Proto-Indo-Europeanh₁rowdʰ-o-
4Proto-Indo-Europeanh₁rewdʰ-red

Words derived from “рудъ

Every word from Proto-Indo-European h₁rewdʰ-Every word from Proto-Indo-European h₁rowdʰ-o-Every word from Proto-Balto-Slavic roudos