Where does “rudawina” come from?

rudawina (Polish) comes from Lower Sorbian rudawy, from Lower Sorbian ruda, from Proto-Slavic ruda, from Proto-Slavic rudъ, from Proto-Balto-Slavic roudos, from Proto-Indo-European h₁rowdʰ-o-, from Proto-Indo-European h₁rewdʰ- — red.

Ancestry of “rudawina”, step by step

StepLanguageWordMeaning
1Lower Sorbianrudawycontaining bog iron ore; dirty red
2Lower Sorbianrudaore; bog iron ore
3Proto-Slavicrudaore, mineral
4Proto-Slavicrudъred, blood red, reddish; ginger; brown
5Proto-Balto-Slavicroudos—
6Proto-Indo-Europeanh₁rowdʰ-o-—
7Proto-Indo-Europeanh₁rewdʰ-red
Every word from Proto-Indo-European h₁rewdʰ- →Every word from Proto-Indo-European h₁rowdʰ-o- →Every word from Proto-Balto-Slavic roudos →