Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Catalan
campanya
←
Catalan
camp
(mention)
←
Catalan
xampany
(doublet)
←
Spanish
campaña
(cognate)
←
French
champagne
(cognate)
←
Italian
campagna
(cognate)
←
Latin
campāneus
(mention)
←
Latin
campus
(derived)
←
Occitan
campanha
(cognate)
←
Old Occitan
campanha
(derived)
←
Portuguese
campanha
(cognate)
→
Catalan
xampany
(doublet)
→
French
champagne
(cognate)