Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Italian
popone
←
Latin
pepo
(inherited)
→
English
pumpion
(derived)
→
Italian
poponaia
(suffix)
→
Italian
poponaio
(suffix)
→
Sardinian
pepone
(cognate)