Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Irish
achtainiam
←
Irish
-iam
(affix)
←
Ancient Greek
ἀκτίς
(derived)
→
Irish
prótachtainiam
(prefix)