Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
English
speediness
←
Old English
spēdiġnes
(inherited)
←
English
speedy
(suffix)
←
English
ness
(suffix)
←
Middle English
spedines
(inherited)