Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Irish
síoraí
←
Irish
síor-
(mention)
←
Old Irish
síraide
(inherited)
←
Old Irish
sírdaide
(mention)
←
Old Irish
sírraide
(mention)
←
Old Irish
sír
(mention)