Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Lombard
brughera
→
Catalan
bruguera
(cognate)
→
French
bruyère
(cognate)
→
Italian
brughiera
(borrowed)
→
Norman
brüethe
(cognate)