Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Old Armenian
-այն
←
Proto-Indo-European
*-iHnos
(inherited)
←
Proto-Indo-European
*-tn̥nós
(inherited)
→
Old Armenian
-եղէն
(mention)