Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Franco-Provençal
alumar
←
Spanish
alumbrar
(cognate)
←
French
allumer
(cognate)
←
Italian
alluminare
(cognate)
←
Latin
illumino
(inherited)
←
Latin
ad-
(mention)
←
Latin
lūminō
(mention)
←
Occitan
alumar
(cognate)
←
Portuguese
alumiar
(cognate)
→
Occitan
alumar
(cognate)