Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Proto-Dravidian
*wāy
→
Old Kannada
ಬಾಯ್
(inherited)
→
Kannada
ಬಾಯಿ
(inherited)
→
Malayalam
വായ
(inherited)
→
Tamil
வாய்
(inherited)
→
Telugu
వాయి
(inherited)