Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Manx
feayr
←
Proto-Celtic
*ougros
(inherited)
←
Proto-Indo-European
*h₃ewǵ-
(derived)
←
Middle Irish
fúar
(inherited)
←
Old Irish
úar
(inherited)
→
Manx
feayree
(suffix)