Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Manx
ellan
←
Old Irish
ailén
(inherited)
→
Manx
ellanragh
(affix)
→
Manx
ellaneen
(affix)
→
Manx
neuellanagh
(affix)