Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Bulgarian
кръст
←
Old Church Slavonic
крьстъ
(inherited)
←
Proto-Slavic
*krьstъ
(derived)
→
Bulgarian
кръстат
(affix)
→
Bulgarian
кръсточовка
(compound)
→
Hungarian
kereszt
(cognate)