Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Old French
regiun
←
French
royon
(mention)
←
Old French
reiun
(mention)
←
Old French
rëon
(mention)
←
Latin
regio
(borrowed)