Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Irish
ardchéim
←
Irish
ard-
(affix)
←
Irish
céim
(affix)
→
Irish
ardchéimiúil
(affix)
→
Irish
ardchéimeach
(affix)