Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Ancient Greek
κᾰθέδρᾱ
→
Italian
cadreghino
(derived)
→
Lombard
cadrega
(derived)
→
Piedmontese
cadrega
(derived)