Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Tamil
இரும்பு
←
Malayalam
ഇരുമ്പ്
(cognate)
←
Telugu
ఇనుము
(cognate)
→
Tamil
நீலிரும்பு
(compound)
→
Tamil
இருப்பாணி
(compound)
→
Tamil
இருப்புப்பாதை
(compound)