Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Old French
apalir
←
Old French
a
(prefix)
←
Old French
palir
(prefix)
→
English
appall
(derived)
→
English
pall
(derived)