rams + lök. The first part is from Middle Low German ramese (“ramson”), from Old Saxon *hramuso, from Proto-West Germanic *hramusō.
Cognate with Norwegian Nynorsk ramslauk and Danish ramsløg. Cognates amoung non-Scandinavian languages are Lithuanian kermùšė (and šermukšnis), Russian черемша (čeremša) (and черёмуха (čerjómuxa)), Czech střemcha, Slovene čemaž, Serbo-Croatian сремуш, Ancient Greek κρόμμυον (krómmuon) and Irish creamh.
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