Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Middle French
des
→
Middle French
desmonter
(prefix)
→
Middle French
desprendre
(prefix)
→
Middle French
descourager
(confix)
→
Middle French
desfaveur
(prefix)
→
Middle French
desgorger
(confix)
→
Middle French
desnouer
(prefix)
→
Middle French
desancrer
(prefix)
→
Middle French
destabler
(confix)
→
Middle French
despossesser
(prefix)