Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Old French
escuage
←
Old French
escu
(suffix)
←
Old French
age
(suffix)
←
Old French
escuer
(suffix)
←
Old French
age
(suffix)
→
English
escuage
(mention)