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

→ Czech Řek (inherited)
→ Old Church Slavonic грькъ (derived)
→ Icelandic Grikki (derived)
→ Norwegian Nynorsk grekar (derived)
→ Old Norse grikkr (derived)
→ Polish Grek (cognate)
→ Russian грек (inherited)
→ Albanian gërk (borrowed)