Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Bulgarian
защитя
←
Bulgarian
защита
(affix)
←
Bulgarian
-я
(affix)
←
Proto-Slavic
*ščitъ
(derived)
→
Bulgarian
защитник
(cognate)