Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
French
échanger
←
Old French
eschangier
(inherited)
←
Latin
*excambiō
(mention)
←
Latin
ex
(inherited)
→
English
exchange
(cognate)
→
French
échangeable
(suffix)
→
French
échangeur
(suffix)