Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
...
Old English feohtan
Proto-West Germanic *fehtan (inherited)
Old High German fehtan (cognate)
Old Dutch fehtan (cognate)
Old Frisian fiuhta (cognate)
Old Saxon fehtan (cognate)

English fight (inherited)
Old English feohtlac (affix)
Old English befeohtan (prefix)
Old English gefeohtan (prefix)
Cebuano payts (derived)
Cebuano payt (derived)
Middle English fighten (inherited)
Scots fecht (derived)