Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Irish
aintréan
←
Irish
an-
(affix)
←
Irish
tréan
(affix)
←
Old Irish
aintrén
(inherited)
←
Old Irish
trén
(mention)