Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Old Armenian
ծերուն
←
Proto-Indo-European
*ǵérh₂onts
(inherited)
←
Old Armenian
ծեր
(suffix)
←
Old Armenian
ուն
(suffix)
→
Ancient Greek
γέρων
(cognate)
→
Armenian
ծերուն
(mention)
→
Sanskrit
जरत्
(cognate)