Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
...
Esperanto kruco
← German Kreuz (borrowed)
← Latin crux (borrowed)

→ Esperanto krucumi (suffix)
→ Esperanto kruca (affix)
→ Esperanto krucmilito (compound)
→ Esperanto krucoforma (affix)
→ Esperanto krucvorto (affix)
→ Esperanto kruce (affix)
→ Ido kruco (derived)