Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Romanian
jir
←
Bulgarian
жир
(borrowed)
←
Serbo-Croatian
žir
(borrowed)
←
Proto-Slavic
*žirъ
(derived)
→
Romanian
jiriște
(suffix)
→
Romanian
Jiru
(mention)