Where does “Smetana” come from?

Smetana (Polish) comes from Czech smetana, from Old Czech smetana, from Proto-Slavic *sъmetana — smetana whipped cream.

Ancestry of “Smetana”, step by step

StepLanguageWordMeaning
1Czechsmetanacream
2Old Czechsmetana—
3Proto-Slavic*sъmetanasmetana whipped cream
Every word from Proto-Slavic *sъmetana →Every word from Old Czech smetana →Every word from Czech smetana →