Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Romanian
Cosovăț
←
Old Church Slavonic
Косовьць
(borrowed)
←
Old Church Slavonic
косъ
(affix)
←
Old Church Slavonic
-ов
(affix)
←
Old Church Slavonic
-ьць
(affix)
←
Serbo-Croatian
Kosovo
(cognate)