Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
English
undull
←
English
un
(prefix)
←
English
dull
(prefix)
←
English
un
(prefix)
←
English
dull
(prefix)
←
Middle English
undull
(inherited)