Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Old Church Slavonic
блаженъ
←
Old Church Slavonic
благъ
(suffix)
←
Old Church Slavonic
ьнъ
(suffix)
→
Old Church Slavonic
блаженикъ
(suffix)
→
Russian
блаженный
(borrowed)