Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Irish
marfach
←
Irish
marfa
(affix)
←
Irish
-ach
(affix)
←
Irish
marbh
(affix)
←
Irish
-tha
(affix)