Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Old Church Slavonic
поустиньникъ
←
Old Church Slavonic
поустꙑни
(suffix)
←
Old Church Slavonic
ьникъ
(suffix)
→
Romanian
pustnic
(borrowed)