Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Slovak
modrý
←
Proto-Slavic
*modrъ
(inherited)
→
Czech
modrý
(cognate)
→
Slovak
modrák
(suffix)
→
Slovak
modráky
(suffix)