Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Italian
varco
←
Friulian
varc
(cognate)
←
Italian
varcare
(back-formation)
←
Piedmontese
varch
(cognate)
→
Italian
valico
(link)