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

→ Bulgarian звук (inherited)
→ Czech zvuk (inherited)
→ Lower Sorbian zuk (inherited)
→ Macedonian звук (inherited)
→ Russian звук (inherited)
→ Serbo-Croatian звук (inherited)
→ Serbo-Croatian zvuk (inherited)
→ Slovak zvuk (inherited)
→ Slovene zvok (inherited)
→ Ukrainian звук (inherited)
→ Old Czech zvuk (inherited)