Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Romanian
cuviință
←
Latin
convenientia
(inherited)
←
Romanian
conveniență
(doublet)
→
Romanian
conveniență
(doublet)
→
Romanian
cuviincios
(suffix)
→
Romanian
necuviință
(affix)