Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Breton
Iltudig
←
Breton
Iltud
(suffix)
←
Breton
ig
(suffix)
→
Breton
Tudig
(clipping)