Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Polish
obronić
←
Polish
o-
(affix)
←
Polish
bronić
(affix)
→
Polish
obrońca
(suffix)
→
Ukrainian
оборонити
(cognate)