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 *onъ

→ Belarusian ён (inherited)
→ Czech on (inherited)
→ Czech onde (derived)
→ Czech onen (derived)
→ Czech ondy (derived)
→ Kashubian òn (inherited)
→ Old Church Slavonic онъ (inherited)
→ Lower Sorbian wón (inherited)
→ Upper Sorbian wón (inherited)
→ Latin an (cognate)
→ Lithuanian jis (mention)
→ Macedonian он (inherited)
→ Macedonian оној (inherited)
→ Polish on (inherited)
→ Russian он (inherited)
→ Russian они (inherited)
→ Russian оный (inherited)
→ Rusyn он (inherited)
→ Rusyn він (inherited)
→ Rusyn вни (derived)
→ Serbo-Croatian on (inherited)
→ Serbo-Croatian onaj (inherited)
→ Serbo-Croatian онај (derived)
→ Slovak on (inherited)
→ Slovene on (inherited)
→ Slovene un (inherited)
→ Silesian uůn (inherited)
→ Ukrainian він (inherited)
→ Old Czech on (inherited)