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

→ Belarusian розум (inherited)
→ Czech rozum (inherited)
→ Polish rozum (inherited)
→ Russian разум (derived(ru/mk))
→ Russian разум (derived)
→ Serbo-Croatian разум (inherited)
→ Serbo-Croatian razum (inherited)
→ Slovak rozum (inherited)
→ Ukrainian зрозуміти (inherited)
→ Ukrainian розум (inherited)