Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
...
Vietnamese quấn
← Khmer វៀន (cognate)
← Proto-Mon-Khmer *wən(ʔ) (inherited)
← Mon ဝေန် (cognate)

→ Khmer វៀន (cognate)
→ Mon ဝေန် (cognate)
→ Vietnamese vấn (doublet)