Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Irish
aicearra
←
Old Irish
aithgirra
(inherited)
←
Old Irish
aithgerr
(mention)
→
Irish
aicearracht
(affix)
→
Irish
aicearrach
(affix)