Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
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Welsh awr
Proto-Brythonic *ǫr (inherited)
Latin hōra (derived)
Middle Welsh awr (inherited)

Welsh aur (mention)
Welsh aur (mention)
Welsh nawr (mention)
Welsh oriadur (suffix)
Welsh rŵan (mention)
Cornish owr (cognate)