Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Middle English
doucet
←
Middle English
douce
(affix)
←
Middle English
-et
(affix)
←
Old French
doucet
(borrowed)
→
English
dulcet
(inherited)