Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Romanian
Ruda
←
Old Church Slavonic
роуда
(borrowed)
→
Romanian
Ruda-Brad
(mention)
→
Romanian
Rudeni
(affix)
→
Romanian
Rudeanu
(affix)