Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Friulian
duche
←
Friulian
dûs
(mention)
←
Italian
duca
(mention)
←
Latin
dux
(derived)
→
Friulian
dûs
(doublet)