Where does “Gemba” come from?

Gemba (Polish) comes from Polish Gęba, from Proto-Slavic gǫba — mushroom; lip, mouth.

Ancestry of “Gemba”, step by step

Gemba traces back through two separate lines of ancestry.

via Polish Gęba

StepLanguageWordMeaning
1PolishGębaface, gob
2Proto-Slavicgǫbamushroom; lip, mouth

via Kongo ŋgembɔ

StepLanguageWordMeaning
1Kongoŋgembɔ—
Every word from Proto-Slavic gǫba →Every word from Polish Gęba →