Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Old French
ambedeus
←
Italian
ambedue
(cognate)
←
Latin
ambi-
(mention)
←
Latin
duo
(mention)
→
Old French
andui
(mention)
→
Italian
ambedue
(cognate)