Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Breton
lez
→
Breton
leztad
(prefix)
→
Breton
lezvab
(prefix)
→
Breton
lezvamm
(prefix)
→
Breton
lezverc'h
(prefix)