Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
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Welsh cog
Proto-Brythonic *kog (inherited)
Proto-Brythonic *kog (inherited)
Welsh cwcw (link)
Welsh coginio (link)
English cook (link)
Middle Low German (cognate)
Old High German (cognate)
Proto-Indo-European *pekʷ- (root)
Latin coquus (derived)
Middle Welsh coc (inherited)
Middle Welsh coc (inherited)

Welsh coginio (mention)
Welsh cogydd (suffix)