Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Romanian
gropniță
←
Bulgarian
гробница
(borrowed)
←
Bulgarian
гроб
(mention)
←
Romanian
groapă
(link)
←
Proto-Slavic
*grobъ
(derived)
←
Proto-Slavic
*greti
(mention)
→
Romanian
Gropnița
(mention)