Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Proto-Mon-Khmer
*gmaʔ
→
Muong
mưa
(inherited)
→
Vietnamese
mưa
(inherited)
→
Mang
maː²
(inherited)