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

→ Bulgarian кос (inherited)
→ Bulgarian кос (inherited)
→ Czech kos (inherited)
→ Czech kosý (inherited)
→ Lower Sorbian kós (inherited)
→ Ancient Greek κόσσυφος (cognate)
→ Macedonian кос (inherited)
→ Polish kos (inherited)
→ Polish kosy (inherited)
→ Rusyn кос (inherited)
→ Serbo-Croatian kos (inherited)
→ Serbo-Croatian kos (inherited)
→ Serbo-Croatian кос (inherited)
→ Serbo-Croatian кос (inherited)
→ Slovene kos (inherited)
→ Slovene kos (inherited)