Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Tamil
உண்டா
←
Malayalam
ഉണ്ടായി
(cognate)
←
Tamil
உண்டு
(suffix)
←
Tamil
ஆ
(suffix)
→
Malayalam
ഉണ്ടാകുക
(mention)