Where does “Bielsko-Biała” come from?

Bielsko-Biała (Polish) comes from Polish Bielsko, from Polish Biel, from Old Polish biel, from Proto-Slavic bělъ, from Proto-Indo-European bʰēlHs — white surface or stain.

Ancestry of “Bielsko-Biała”, step by step

StepLanguageWordMeaning
1PolishBielsko—
2PolishBielwhite
3Old Polishbielmud, swamp
4Proto-Slavicbělъwhite
5Proto-Indo-EuropeanbʰēlHswhite surface or stain

Words derived from “Bielsko-Biała”

Every word from Proto-Indo-European bʰēlHs →Every word from Proto-Slavic bělъ →Every word from Old Polish biel →