Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Czech
znak
←
Proto-Slavic
*znakъ
(inherited)
→
Czech
značka
(affix)
→
Czech
odznak
(affix)
→
Czech
znakový
(suffix)