Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Romanian
Crușovăț
←
Old Church Slavonic
*крушовьць
(derived)
←
Old Church Slavonic
круша
(affix)
←
Old Church Slavonic
-овъ
(affix)
←
Old Church Slavonic
-ьць
(affix)
←
Proto-Slavic
*kruša
(affix)
←
Proto-Slavic
*-ovъ
(affix)
←
Proto-Slavic
*-ьcь
(affix)