Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Czech
kulatý
←
Czech
koule
(affix)
←
Czech
-atý
(affix)
→
Czech
kulatit
(affix)
→
Czech
kulatina
(affix)
→
Lower Sorbian
kulaty
(cognate)