Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Norman
blleu
←
Old French
bloe
(inherited)
←
Old French
bleve
(mention)
←
Old French
blef
(mention)
→
Norman
bliu
(link)