Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Manx
yn-scughey
←
Manx
yn
(prefix)
←
Manx
scughey
(prefix)
→
Manx
yn-scughys
(suffix)