Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Romanian
cârpaci
←
Bulgarian
кърпач
(borrowed)
←
Proto-Slavic
*kъrpa
(derived)
→
Romanian
cârpăceală
(suffix)
→
Romanian
cârpăci
(suffix)
→
Romanian
Cârpaci
(mention)
→
Romanian
Cârpaciu
(mention)
→
Romanian
Cîrpaci
(mention)
→
Romanian
Cîrpaciu
(mention)