Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Thai
ซ้อม
←
Proto-Tai
*zoːmᶜ
(inherited)
→
Khmer
សម
(cognate)
→
Thai
ฝึกซ้อม
(compound)