Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Irish
infheidhme
←
Irish
in-
(affix)
←
Irish
feidhme
(affix)
→
Irish
infheidhmeacht
(affix)