Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
...
Old Norse erfiði
← Proto-Germanic *arbaidiją (inherited)

→ Old English earfoþe (cognate)
→ Danish arbejde (cognate)
→ Westrobothnian ärväs (mention)
→ Icelandic erfiði (derived)
→ Old Saxon arved (cognate)
→ Swedish arbete (mention)
→ Swedish arvode (derived)