Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Pali
kosa
←
Proto-Indo-Aryan
*koṣa
(inherited)
←
Sanskrit
कोश
(cognate)
→
Pali
kosārakkha
(compound)
→
Thai
โกศ
(cognate)