Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
...
Old Norse sofna
← Proto-Indo-European *swep- (root)
← Old Norse sofa (suffix)
← Old Norse na (suffix)

→ Icelandic sofna (inherited)
→ Norwegian Bokmål sovne (derived)
→ Norwegian Nynorsk sovna (derived)
→ Swedish somna (inherited)