Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Old Irish
fírinne
←
Old Irish
fírían
(affix)
←
Old Irish
-e
(affix)
→
Irish
fírinne
(inherited)
→
Manx
firriney
(inherited)