Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Middle English
doute
←
Old French
doute
(derived)
→
English
doubt
(mention)
→
English
dout
(inherited)
→
Middle English
douteles
(affix)