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

→ English wark (inherited)
→ English warkand (inherited)
→ Old English wærc (inherited)
→ Bulgarian врага (cognate)
→ Danish værk (inherited)
→ Faroese verkur (derived)
→ Old Swedish værker (inherited)
→ Icelandic verkur (derived)
→ Old Norse verkr (inherited)
→ Swedish värk (inherited)