Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Tamil
ஆரம்
←
Kannada
ಅರ
(cognate)
←
Kannada
ಹಾರ
(cognate)
←
Malayalam
ഹാരം
(cognate)
←
Sanskrit
अर
(borrowed)
←
Sanskrit
हार
(borrowed)
←
Tamil
ஆர்
(link)
←
Telugu
అరము
(cognate)
←
Telugu
హారము
(cognate)