Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Irish
barún
←
Old French
baron
(borrowed)
←
Middle Irish
barún
(inherited)
→
Irish
barúntacht
(affix)
→
Irish
banbharún
(affix)