Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Irish
múch
←
Old Irish
múchaid
(inherited)
←
Old Irish
múch
(mention)
→
Irish
múchadh
(affix)
→
Irish
pianmhúchán
(affix)