Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
...
Gaulish *multon-

English mutton (derived)
Breton melc'hwed (cognate)
Catalan moltó (derived)
Welsh malwod (cognate)
Middle English motoun (derived)
French mouton (derived)
Old French mouton (derived)
Irish molt (cognate)
Scottish Gaelic mult (cognate)
Manx mohlt (cognate)
Cornish melhwes (cognate)
Latin molto (borrowed)
Maltese muntun (derived)
Norman mouton (derived)
Old Irish molt (cognate)