Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Khmer
សទ្ទ
←
Khmer
សព្ទ
(doublet)
←
Pali
sadda
(borrowed)
←
Sanskrit
शब्द
(derived)
→
Khmer
សទ្ទតា
(compound)
→
Khmer
សទ្ទភូត
(compound)
→
Khmer
សព្ទ
(doublet)