Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Romanian
nerod
←
Bulgarian
нерода
(borrowed)
←
Proto-Slavic
*narodъ
(derived)
→
Romanian
nerozie
(suffix)
→
Romanian
nerozesc
(suffix)
→
Romanian
nerozește
(suffix)