mould (UK), mold (US) · matrix · (cake) tin (UK), pan (US)
çekim: çoğul moules
köken: Inherited from Old French modle, an old (11th century) borrowing from Latin modulus (“measure”) (compare Catalan motlle). Doublet of module, a more recent borrowing.
mussel, bivalve of the family Mytilidae · blue mussel, common mussel (Mytilus edulis)
çekim: çoğul mosselen
köken: From Middle Dutch mossel, mussel, from Old French moule, mousle, muisle, from Latin mūsculus. Note that Middle Dutch also attests a form mosschele (with various spelling variants), which is not directly ancestral to this Modern Dutch form and which is said to be an older loanword directly from Latin: see Proto-West Germanic *muskulā.
köken: Inherited from Old Galician-Portuguese mixillon, from Vulgar Latin *muscelliō (“mussel”), from Latin muscellus, from Latin musculus (“muscle, mussel”). Cognate of Galician mexillón and of Spanish mejillón (“mussel”).
köken: First attested in the Hyang'yak gugeupbang (鄕藥救急方 / 향약구급방), 1236, as Late Old Korean 召介 (Yale: *cwokay). In the hangul script, first attested in the Worin seokbo (月印釋譜 / 월인석보), 1459, as Middle Korean 조개 (Yale: cwokay). Also attested in the Neung'eomgyeong eonhae (楞嚴經諺解 / 능엄경언해), 1461, as Middle Korean 죠개 (Yale: cywokay). Possibly cognate with Korean 게 (ge, “crab”)
bivalve (any species of mollusks belonging to the class Bivalvia); (in the plural) the class Bivalvia · clam (a bivalve mollusk of many kinds, especially those that are edible) · mussel (any small edible bivalve shellfish)
çekim: çoğul simpukat · tamlayan simpukan
köken: Borrowed from Russian же́мчуг (žémčug, “pearl”). See Old East Slavic жьньчюгъ (žĭnĭčjugŭ) for further etymology.
köken: Unclear; probably related to Ancient Greek μῦς (mûs, “mouse; shellfish, mussel”). Compare mys, myax (= Ancient Greek μύαξ (múax)), myisca (= Ancient Greek μῠΐσκη (mŭḯskē)), all names of shellfish.