Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Bulgarian
лечба
←
Bulgarian
лек
(affix)
←
Bulgarian
-ба
(affix)
←
Old Church Slavonic
лѣчьба
(inherited)
←
Proto-Slavic
*lěčьba
(inherited)