Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
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Welsh clywed
Proto-Brythonic *klüwid (inherited)
Proto-Celtic *klusīti (inherited)
Proto-Indo-European *ḱlew- (derived)
Middle Welsh clywet (inherited)

English listen (cognate)
English loud (cognate)
Breton klevout (cognate)
Welsh clod (mention)
Welsh clywedog (affix)
Welsh clywadwy (affix)
Welsh hyglyw (affix)
Ancient Greek κλέος (cognate)