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

→ Bulgarian съпруг (inherited)
→ Old Church Slavonic сѫпрѫгъ (inherited)
→ Macedonian сопруг (inherited)
→ Russian супруг (inherited)
→ Serbo-Croatian супруг (inherited)
→ Serbo-Croatian suprug (inherited)
→ Slovene soprog (inherited)
→ Ukrainian супруг (inherited)