Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Irish
áibhirseoir
←
Latin
adversārius
(derived)
←
Old Irish
adbirseóir
(inherited)
→
Irish
áibhirseoireacht
(affix)