Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Manx
marvaanys
←
Manx
(suffix)
←
Manx
ys
(suffix)
←
Old Irish
marbán
(derived)
→
Manx
neuvarvaanys
(prefix)