Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Galician
dorna
←
Breton
dorn
(cognate)
←
Proto-Celtic
*durnos
(derived)
←
Spanish
duerna
(cognate)
←
French
dorne
(cognate)
←
Irish
dorn
(cognate)
←
Latin
dorna
(inherited)
←
Occitan
dorna
(cognate)