Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Romanian
tigvă
←
Bulgarian
тиква
(borrowed)
←
Serbo-Croatian
tikva
(borrowed)
←
Proto-Slavic
*tyky
(derived)
→
Romanian
Tigveni
(mention)