Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Mang
mat⁷
←
Proto-Mon-Khmer
*mat
(inherited)
→
Pnar
khmat
(cognate)
→
Vietnamese
mắt
(cognate)
→
Mang
mat⁷ niː⁶
(affix)