Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Irish
aicéatáit
←
Irish
-áit
(affix)
←
Latin
acētum
(derived)
→
Irish
fo-aicéatáit
(affix)