Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
English
idiocy
←
English
idiotacy
(mention)
←
English
idiotry
(mention)
←
French
idiotie
(derived)
←
Old French
idiot
(derived)