Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
...
Proto-Indo-European *kelh₃os

→ Bulgarian чело (inherited)
→ Czech čelo (derived)
→ Macedonian чело (inherited)
→ Russian чело (inherited)
→ Serbo-Croatian čelo (derived)
→ Serbo-Croatian чело (derived)
→ Slovak čelo (derived)
→ Slovene čelo (derived)