Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Thai
กุมาร
←
Khmer
កុមារ
(cognate)
←
Old Khmer
កុមារ៑
(borrowed)
←
Sanskrit
कुमार
(borrowed)
→
Thai
มกุฎราชกุมาร
(compound)
→
Thai
กุมารแพทย์
(compound)