Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Irish
eipi
→
Irish
eipigineas
(confix)
→
Irish
eipigéach
(confix)
→
Irish
eipigineach
(confix)