Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Old Irish
fosisedar
←
Old Irish
fo-
(affix)
←
Old Irish
*sistati
(affix)
←
Old Irish
ar·sissedar
(mention)
←
Old Irish
do·airissedar
(mention)