Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Neapolitan
archetetto
←
Latin
architectus
(derived)
←
Neapolitan
arche
(prefix)
←
Neapolitan
tetto
(prefix)