Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Picard
guère
←
French
guerre
(cognate)
←
Norman
gùerre
(cognate)
←
Norman
dgèrre
(mention)
←
Norman
djère
(mention)
←
Bourguignon
guârre
(cognate)
←
Bourguignon
gârre
(mention)