Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Russian
побо́рник
→
Bulgarian
поборник
(borrowed)
→
Serbo-Croatian
pobornik
(derived)
→
Serbo-Croatian
поборник
(derived)