Where does “Smolka” come from?

Smolka (English) comes from Czech Smolka, from Czech smůla, from Old Czech smóla, from Proto-Slavic smolà — black pitch.

Ancestry of “Smolka”, step by step

StepLanguageWordMeaning
1CzechSmolkameconium
2Czechsmůlapitch; bad luck; resin
3Old Czechsmóla—
4Proto-Slavicsmolàblack pitch
Every word from Proto-Slavic smolà →Every word from Old Czech smóla →Every word from Czech smůla →