Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Catalan
promiscu
←
Latin
prōmiscuus
(derived)
→
Catalan
promíscuament
(suffix)
→
Catalan
promiscuïtat
(affix)