Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Middle English
aydaunt
←
Middle English
aide
(affix)
←
Middle English
-ant
(affix)
←
Middle French
aidant
(borrowed)
→
English
aidant
(inherited)