Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Breton
abad
←
Aramaic
אַבָּא
(derived)
←
Ancient Greek
ἀββᾶς
(derived)
→
Breton
abaded
(suffix)
→
Breton
abadez
(suffix)