Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Irish
dobhrán
←
Irish
dobhar
(suffix)
←
Irish
án
(suffix)
←
Old Irish
dobrán
(inherited)
←
Old Irish
dobur
(mention)