Where does “Bielak” come from?

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

Ancestry of “Bielak”, step by step

StepLanguageWordMeaning
1PolishBielakmountain hare (Lepus timidus)
2PolishBielwhite
3Old Polishbielmud, swamp
4Proto-Slavicbělъwhite
5Proto-Indo-EuropeanbʰēlHswhite surface or stain
Every word from Proto-Indo-European bʰēlHs →Every word from Proto-Slavic bělъ →Every word from Old Polish biel →
Bielak — Etymology, Origin & Word History | Etymology Explorer