Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Irish
cóip
←
Latin
cōpia
(derived)
←
Latin
(mention)
←
Latin
co-
(mention)
←
Latin
ops
(mention)
→
Irish
fótachóip
(affix)