Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Romanian
rovină
←
Bulgarian
ровина
(borrowed)
←
Proto-Slavic
*rovina
(derived)
←
Proto-Slavic
*rovъ
(derived)
→
Romanian
Rovine
(mention)