Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Catalan
laborar
←
Catalan
llaurar
(doublet)
←
Latin
labōrāre
(borrowed)
←
Latin
labōrō
(mention)
→
Catalan
llaurar
(doublet)