Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Malayalam
അവൻ
←
Proto-Dravidian
*a-
(inherited)
→
Tamil
அவன்
(cognate)
→
Telugu
వాడు
(cognate)