Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Proto-Indo-Aryan
*agní
→
Bengali
অগ্নি
(derived)
→
Doteli
आगो
(inherited)
→
Nepali
आगो
(inherited)