Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Khmer
អង្ករ
←
Old Khmer
[[raṅko]], [[raṅka]]
(inherited)
←
Proto-Mon-Khmer
*rk(aw)ʔ
(inherited)
←
Vietnamese
gạo
(cognate)
→
Vietnamese
gạo
(cognate)