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

→ Czech obruč (inherited)
→ Polish obręcz (inherited)
→ Russian обруч (inherited)
→ Serbo-Croatian obruč (inherited)
→ Serbo-Croatian обруч (inherited)