Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Polish
zakalec
←
Polish
(suffix)
←
Polish
ec
(suffix)
←
Proto-Slavic
*kaliti
(inherited)
←
Old Polish
zakalić
(inherited)