Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Franco-Provençal
chêre
←
French
choir
(cognate)
←
Old French
cheoir
(cognate)
←
Latin
cadere
(inherited)
←
Latin
cadō
(mention)
←
Occitan
caire
(cognate)
←
Old Occitan
chazer
(cognate)
→
French
choir
(cognate)