Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Italian
pece
←
Proto-Indo-European
*peyH-
(root)
←
Proto-Indo-European
*pik-
(derived)
←
Latin
pix
(inherited)
→
Corsican
pece
(cognate)
→
Italian
pecioso
(suffix)
→
Italian
impeciare
(affix)
→
Italian
peciaiolo
(suffix)
→
Italian
pecegreca
(compound)
→
Sardinian
piche
(cognate)
→
Sardinian
pighe
(cognate)