Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
French
douaire
←
French
douer
(mention)
←
Latin
dōtārium
(mention)
←
Latin
dōs
(mention)
→
French
douairière
(suffix)