Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Thai
สมรภูมิ
←
Khmer
សមរភូមិ
(cognate)
←
Thai
สมร
(compound)
←
Thai
ภูมิ
(compound)