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

→ Arabic بر (cognate)
→ Polish ber (inherited)
→ Russian бор (inherited)
→ Serbo-Croatian bar (inherited)
→ Serbo-Croatian бар (inherited)
→ Slovene bar (inherited)