Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Czech
-cko
→
Czech
Řecko
(affix)
→
Czech
Německo
(affix)
→
Czech
Pardubicko
(affix)
→
Czech
Jesenicko
(affix)