Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Romanian
Dubova
←
Romanian
Dâmbova
(doublet)
←
Serbo-Croatian
Dubova
(borrowed)
←
Serbo-Croatian
dub
(affix)
←
Serbo-Croatian
-ova
(affix)
→
Romanian
Dubovan
(affix)