Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
...
Danish gengæld
← Danish gen- (affix)
← Danish gæld (affix)
← Old Danish gengiald (inherited)

→ Danish gengælde (link)
→ Norwegian Bokmål gjengjeld (derived)
→ Norwegian Nynorsk gjengjeld (derived)
→ Scots gainyield (cognate)
→ Swedish gengäld (cognate)