Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
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Cornish kell
Breton kell (cognate)
Welsh caill (cognate)
Ancient Greek κολεός (derived)
Latin cōleus (borrowed)
Latin cella (derived)
Old Irish cell (cognate)

Breton kell (cognate)
Welsh caill (cognate)
Cornish diwgell (prefix)
Cornish kellgowser (compound)