Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Middle English
-ent
→
English
-ent
(inherited)
→
English
suddent
(mention)
→
Middle English
different
(affix)
→
Middle English
defferent
(affix)