Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Thai
สนม
←
Khmer
ស្នំ
(cognate)
←
Khmer
ស្នម
(mention)
←
Khmer
ស្នុំ
(cognate)
←
Old Khmer
ស្នំ
(borrowed)
←
Old Khmer
ស្នុំ
(borrowed)
→
Thai
สนมเอก
(compound)