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

→ Mongolian нуур (inherited)
→ Mongolian ᠨᠠᠭᠤᠷ (inherited)
→ Kalmyk нур (inherited)
→ Written Oirat ᠨᡇᡆᠷ (inherited)
→ Written Oirat ᠨᡇᡉᠷ (inherited)
→ Written Oirat ᠨᡇᠷ (inherited)