Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Breton
Gwennin
←
Old Breton
uuin
(inherited)
→
Breton
Gwenina
(suffix)
→
French
Guénin
(borrowed)