Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Irish
cairéal
←
English
quarry
(derived)
←
Middle Irish
cairél
(inherited)
→
Irish
cairéalacht
(affix)
→
Irish
cairéalaigh
(affix)