Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Irish
deachúil
←
Irish
deich
(affix)
←
Irish
-úil
(affix)
→
Irish
dódheachúil
(affix)
→
Irish
deachúlach
(affix)