Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Proto-Dravidian
*eṇṭṭu
→
Kannada
ಎಂಟು
(inherited)
→
Malayalam
എട്ട്
(inherited)
→
Tamil
எட்டு
(inherited)