Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Irish
astu
←
Middle Irish
asta
(inherited)
←
Old Irish
essib
(inherited)
←
Old Irish
eissib
(mention)
←
Old Irish
esib
(mention)
←
Old Irish
estib
(mention)
←
Old Irish
eistib
(mention)
→
Irish
astusan
(affix)