Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Sanskrit
सरु
→
Assamese
সৰু
(inherited)
→
Bengali
সরু
(borrowed)
→
Bengali
হরু
(borrowed)
→
Sylheti
ꠢꠥꠞꠥ
(inherited)
→
Sylheti
ꠢꠞꠥ
(inherited)