Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Romanian
coopera
←
French
coopérer
(borrowed)
←
Latin
cooperor
(borrowed)
←
Romanian
co
(prefix)
←
Romanian
opera
(prefix)
→
Romanian
cooperare
(suffix)