Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Middle French
er
→
Middle French
descourager
(confix)
→
Middle French
desgorger
(confix)
→
Middle French
regorger
(confix)
→
Middle French
serainer
(suffix)
→
Middle French
esclairer
(confix)
→
Middle French
esgaler
(suffix)
→
Middle French
destabler
(confix)
→
Middle French
iolyer
(suffix)
→
Middle French
mulcter
(suffix)
→
Middle French
pacquer
(suffix)
→
Middle French
annuyter
(confix)