Where does “Czarnolas” come from?

Czarnolas (Polish) comes from Polish las, from Old Polish las, from Proto-Slavic *lě̑sъ — forest, woods.

Ancestry of “Czarnolas”, step by step

Czarnolas traces back through two separate lines of ancestry.

via Polish las

StepLanguageWordMeaning
1Polishlasforest
2Old Polishlasforest, woods
3Proto-Slavic*lě̑sъforest, woods

via Polish Czarny

StepLanguageWordMeaning
1PolishCzarnyblack
2Old Polishczarnyblack
3Proto-Slavic*čь̀rnъblack
Every word from Proto-Slavic *lě̑sъ