Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Sylheti
ꠝꠦꠊ
←
Assamese
মেঘ
(cognate)
←
Bengali
মেঘ
(cognate)
←
Sanskrit
मेघ
(derived)