Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Middle English
unnen
←
Old English
unnan
(inherited)
←
Proto-Germanic
*unnaną
(inherited)
←
Proto-West Germanic
*unnan
(inherited)
→
Middle English
iunnen
(affix)