Where does “羅茲” come from?

羅茲 (Chinese) comes from English Lodz, from Polish Łódź, from Old Polish łódź, from Proto-Slavic oldī — boat, vessel.

Ancestry of “羅茲”, step by step

StepLanguageWordMeaning
1EnglishLodzŁódź Voivodeship
2PolishŁódźboat
3Old Polishłódźboat
4Proto-Slavicoldīboat, vessel
Every word from Proto-Slavic oldīEvery word from Old Polish łódźEvery word from Polish Łódź