Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Catalan
somiador
←
Catalan
somiar
(affix)
←
Catalan
-dor
(affix)
←
Latin
somniātor
(derived)