Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
...
Estonian nahk
← Finnish nahka (cognate)
← Proto-Finnic *nahka (inherited)

→ Estonian nahkhiir (compound)
→ Estonian neitsinahk (compound)
→ Estonian eesnahk (affix)
→ Estonian mustanahaline (compound)
→ Finnish nahka (cognate)