Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Irish
cuideachta
←
Old Irish
cuitechta
(inherited)
←
Old Irish
con
(mention)
←
Old Irish
techt
(mention)
→
Irish
cuideachtúil
(affix)