Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Middle English
douȝty
←
Old English
dohtiġ
(inherited)
←
Old English
dyhtiġ
(mention)
←
Proto-Germanic
*duhtīgaz
(inherited)
→
English
doughty
(mention)
→
Middle English
douȝtines
(affix)
→
Middle English
douȝtily
(affix)
→
Middle English
douȝt
(clipping)