Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
French
cuistre
←
Old French
questre
(inherited)
←
Old French
cuistron
(mention)
←
Old French
coistron
(mention)
←
Latin
coquō
(mention)