Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Irish
ainbhiosán
←
Irish
an-
(affix)
←
Irish
fios
(affix)
←
Irish
-án
(affix)
←
Irish
ainbhios
(affix)
←
Irish
-án
(affix)
←
Old Irish
ainfisán
(inherited)