Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Proto-Slavic
*dъxorъ
→
Romanian
dihor
(derived)
→
Serbo-Croatian
твор
(inherited)
→
Serbo-Croatian
tvor
(inherited)