Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Old Kannada
ಕಲ್
←
Proto-Dravidian
*kal
(inherited)
←
Tamil
கல்
(cognate)
→
Kannada
ಕಲ್ಲು
(inherited)