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

→ Belarusian галоўны (inherited)
→ Bulgarian главен (inherited)
→ Czech hlavní (inherited)
→ Macedonian главен (inherited)
→ Polish główny (inherited)
→ Russian головной (inherited)
→ Serbo-Croatian glavni (inherited)
→ Serbo-Croatian главни (inherited)
→ Slovak hlavný (inherited)
→ Slovene glaven (inherited)
→ Ukrainian головний (inherited)