Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Middle English
hordere
←
Old English
hordere
(inherited)
←
Middle English
hord
(affix)
←
Middle English
-er
(affix)
→
English
hoarder
(mention)