Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
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Latin clavus
Old Church Slavonic ключь (cognate)
Ancient Greek κλείς (cognate)
Ancient Greek κληΐς (cognate)
Proto-Indo-European *(s)kleh₂w- (derived)
Proto-Italic *klāwos (inherited)
Latin clāvis (cognate)

English accloy (affix)
English triclavianism (derived)
English enclave (mention)
English clavicorn (mention)
English inclavated (mention)
English angusticlave (mention)
French claveau (mention)
Galician carabuña (mention)
Latin laticlavius (mention)
Latin claviformis (mention)
Occitan clavèl (inherited)
Romanian gălbează (mention)
Sicilian ghiovu (inherited)
Sicilian ghiou (inherited)