Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Bengali
কৃষ্ণসার
←
Bengali
কৃষ্ণ
(mention)
←
Bengali
সার
(mention)
←
Sanskrit
कृष्णसार
(derived)