Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
English
stiffen
←
English
stiff
(affix)
←
English
-en
(affix)
←
Middle English
stifnen
(inherited)
→
English
stiffener
(suffix)
→
English
unstiffen
(prefix)
→
English
stiffeneth
(suffix)
→
English
restiffen
(prefix)