Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Irish
aturnae
←
Old French
atorné
(derived)
←
Old French
aturné
(mention)
←
Old French
atourné
(mention)
←
Old French
atourner
(mention)