Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
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Ancient Greek κλύδων
Welsh clir (cognate)
Gothic 𐌷𐌻𐌿𐍄𐍂𐍃 (cognate)
Proto-Indo-European *ḱlewH- (derived)
Latin cluō (cognate)
Latin clovāca (mention)

English klystron (borrowed)
English Euroclydon (mention)
Greek κλυδωνίζομαι (mention)
Ancient Greek κλύζω (mention)
Latin cluo (cognate)