Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Old Irish
flaithem
←
Old Irish
flaith
(suffix)
←
Old Irish
em
(suffix)
→
Irish
flaitheamh
(inherited)
→
Old Irish
flaithemnas
(suffix)
→
Old Irish
flaithemnacht
(suffix)