Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Catalan
espontani
←
Latin
spontāneus
(derived)
→
Catalan
espontàniament
(suffix)
→
Catalan
espontaneïtat
(affix)