Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Catalan
roser
←
Catalan
rosa
(affix)
←
Catalan
-er
(affix)
←
Latin
rosārium
(derived)
→
Catalan
rosari
(doublet)