Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Piedmontese
pais
→
Italian
paese
(cognate)
→
Lombard
paes
(cognate)
→
Lombard
paês
(cognate)
→
Lombard
paés
(cognate)