Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Catalan
octubre
←
Spanish
octubre
(mention)
←
Latin
october
(borrowed)
←
Old Catalan
vuitubri
(mention)
←
Old Catalan
uitubri
(mention)
→
Catalan
octubrer
(suffix)