Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Polish
kok
←
French
coque
(borrowed)
←
Old French
coque
(derived)
←
Ancient Greek
κόκκος
(derived)
←
Latin
coccum
(derived)
→
Polish
koczek
(suffix)