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

→ Bahnar kon (inherited)
→ Nyah Kur กวน (inherited)
→ Khmer កូន (inherited)
→ Western Lawa กวน (inherited)
→ Eastern Lawa กู-เอิน (inherited)
→ Mon ကောန် (inherited)
→ Muong con (inherited)
→ Muong còn (inherited)
→ Pnar khon (derived)
→ Thavung กอน (inherited)
→ Vietnamese con (inherited)
→ Chinese 囝 (derived)
→ Chinese 昆 (borrowed)