Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Irish
fréamh
←
Old Irish
frém
(inherited)
←
Old Irish
prém
(mention)
←
Old Irish
frén
(mention)
→
Irish
fréamhán
(affix)
→
Irish
aigéadfhréamh
(affix)