Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Polish
czapka
←
Old French
chape
(borrowed)
→
English
chapka
(derived)
→
Esperanto
ĉapo
(derived)
→
French
chapska
(mention)