Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Czech
chytrý
←
Proto-Slavic
*xytrъ
(inherited)
→
Czech
chytrost
(suffix)
→
Czech
chytrák
(suffix)
→
Lower Sorbian
chytšy
(cognate)
→
Romanian
hâtru
(cognate)