Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
English
unhelp
←
English
un-
(affix)
←
English
help
(affix)
←
English
un-
(affix)
←
English
help
(affix)
←
English
unhelpfulness
(link)
←
Middle English
unhelpen
(inherited)
←
Middle English
unhelpe
(inherited)