Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Irish
dorchacht
←
Irish
dorcha
(suffix)
←
Irish
acht
(suffix)
←
Middle Irish
dorchacht
(inherited)
→
Irish
andorchacht
(affix)