Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Middle English
stif
←
Old English
stīf
(inherited)
←
Proto-West Germanic
*stīf
(inherited)
→
English
stiff
(mention)
→
Middle English
stifly
(affix)
→
Middle English
stiffenes
(affix)