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

English eid (derived)
Faroese eiði (derived)
Faroese eið (inherited)
Old Swedish (inherited)
Icelandic eiði (derived)
Norwegian Nynorsk eid (inherited)
Swedish ed (inherited)