Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Irish
léachtóir
←
Irish
léacht
(suffix)
←
Irish
óir
(suffix)
←
Irish
liachtóir
(mention)
←
Latin
lēctor
(borrowed)
←
Old Irish
líachtóir
(inherited)