Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Sanskrit
अगरु
←
Proto-Dravidian
*agaru
(derived)
→
Arabic
قرنوة
(mention)
→
Hindi
अगर
(derived)