Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
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Cornish gwythi
Proto-Celtic *wēt(t)ā (inherited)
Old High German wesanēn (cognate)
Proto-Indo-European *weyh₁ (derived)
Latin viēscō (cognate)
Lithuanian výsti (cognate)
Old Norse visna (cognate)
Old Cornish guid (inherited)

Breton gwad (mention)
Welsh gwaed (mention)
Cornish goes (mention)
Cornish goos (mention)