Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Friulian
montagnôs
←
Friulian
montagne
(suffix)
←
Friulian
ôs
(suffix)
←
Latin
montānus
(inherited)