Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Old French
menteor
←
Old French
mentir
(suffix)
←
Old French
eur
(suffix)
←
Old French
menterre
(mention)
←
Latin
mentior
(inherited)
→
French
menteur
(inherited)
→
Middle French
menteur
(inherited)
→
Norman
menteux
(mention)