Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Polish
ciekawić
←
Polish
ciekawy
(suffix)
←
Polish
ić
(suffix)
→
Polish
zaciekawić
(prefix)
→
Ukrainian
цікавити
(cognate)
→
Ukrainian
цікавитися
(cognate)