Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Romansch
drivir
←
French
ouvrir
(cognate)
←
Latin
aperio
(inherited)
←
Occitan
dobrir
(cognate)
←
Walloon
drovi
(cognate)