Where does “mussel” come from?

mussel (Old Gutnish) comes from Latin mūsculus, from Ancient Greek μῦς, from Proto-Hellenic *mū́s, from Proto-Indo-Iranian múHs, from Proto-Indo-European múh₂s — mouse.

Ancestry of “mussel”, step by step

StepLanguageWordMeaning
1Latinmūsculusa small mouse
2Ancient Greekμῦςmouse; A type of mussel; A type of whale
3Proto-Hellenic*mū́s—
4Proto-Indo-IranianmúHsmouse
5Proto-Indo-Europeanmúh₂smouse

Words derived from “mussel”

Every word from Proto-Indo-European múh₂s →Every word from Proto-Indo-Iranian múHs →Every word from Proto-Hellenic *mū́s →