Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Proto-Indo-Iranian
*bʰāgá-
→
Middle Persian
bʾg
(inherited)
→
Middle Persian
b'g
(inherited)
→
Old Armenian
բակ
(mention)