Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
English
pedlar
←
English
peddler
(mention)
←
Middle English
pedlare
(inherited)
←
Middle English
pedare
(derived)
→
English
peddle
(back-formation)
→
English
pedlaress
(suffix)