Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Irish
dealaigh
←
Middle Irish
deiligid
(inherited)
→
Irish
scagdhealaigh
(compound)
→
Irish
sodhealaithe
(affix)