Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Malayalam
അക്ക
←
Proto-Dravidian
*akka-
(inherited)
←
Kannada
ಅಕ್ಕ
(cognate)
←
Sinhalese
අක්කා
(cognate)
←
Tamil
அக்கா
(cognate)
←
Tulu
ಅಕ್ಕ
(cognate)
←
Tulu
ಅಕ್ಕಾ
(mention)
←
Tulu
ಅಕ್ಕೆ
(mention)
←
Telugu
అక్క
(cognate)
→
Kannada
ಅಕ್ಕ
(cognate)
→
Tamil
அக்கா
(cognate)
→
Telugu
అక్క
(cognate)