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