Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Thai
กะ
←
Lao
ກະ
(cognate)
→
Thai
กะพริบ
(prefix)
→
Thai
การกะ
(compound)
→
Vietnamese
ca
(cognate)