Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Old English
drōf
→
English
drub
(mention)
→
English
droff
(inherited)
→
Old English
droflic
(affix)
→
Middle English
drof
(inherited)