Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Catalan
porxo
←
Catalan
pòrtic
(doublet)
←
Latin
porticus
(inherited)
→
Catalan
porxada
(affix)
→
Spanish
porche
(mention)