Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Czech
kojit
←
Proto-Slavic
*kojiti
(inherited)
→
Bulgarian
коя
(cognate)
→
Czech
kojení
(affix)
→
Czech
kojná
(link)
→
Czech
ukojit
(prefix)