Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Middle English
unsely
←
Old English
unsǣliġ
(inherited)
←
Middle English
un-
(affix)
←
Middle English
sely
(affix)
→
English
unsilly
(inherited)
→
English
Unseelie
(derived)