Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
...
Scottish Gaelic mol
Proto-Celtic *molātor (inherited)
English mole (borrowed)
Irish mol (cognate)
Manx moyl (cognate)
Middle Irish molaid (inherited)
Old Norse möl (borrowed)
Old Irish molaidir (inherited)

Irish mol (cognate)
Scottish Gaelic mì-mhol (prefix)
Manx moyl (cognate)