Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Old French
entor
←
Old French
en-
(mention)
←
Old French
torner
(mention)
→
French
autour
(cognate)
→
French
alentours
(mention)
→
French
entour
(inherited)
→
Middle French
entour
(inherited)