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

→ Icelandic rot (mention)
→ Icelandic rot (link)
→ Icelandic rota (mention)
→ Icelandic rota (link)
→ Icelandic rotnun (affix)
→ Swedish ruttna (cognate)