Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
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Welsh Rhufain
Proto-Brythonic *rrʉβ̃ėn (inherited)
Ancient Greek Ῥωμᾱνίᾱ (derived)
Latin Rōmānia (derived)
Middle Welsh Ruuein (inherited)

Welsh Rhufeiniad (mention)
Welsh Rhufeiniwr (suffix)