Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
...
Old Norse -rœðr

→ Icelandic -ræður (inherited)
→ Old Norse nírœðr (compound)
→ Old Norse nírœðr (compound)
→ Old Norse áttrœðr (compound)
→ Old Norse áttrœðr (compound)