Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Breton
mamm
→
English
Manchester
(derived)
→
Breton
skol-vamm
(affix)
→
Breton
lezvamm
(prefix)
→
Breton
mammoù
(suffix)