Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Old French
espeer
←
Old French
espee
(suffix)
←
Old French
er
(suffix)
→
English
spay
(derived)
→
Middle English
spayen
(cognate)