Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Irish
anchroí
←
Irish
an-
(affix)
←
Irish
croí
(affix)
←
Old Irish
ancride
(inherited)
→
Irish
anchroíoch
(affix)