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

→ Faroese gerð (inherited)
→ Westrobothnian gjäl (inherited)
→ Icelandic ger (derived)
→ Icelandic gerð (inherited)
→ Icelandic gjörð (derived)
→ Swedish gärd (derived)