Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Latin
duonus
←
Proto-Indo-European
*dew-
(derived)
←
Proto-Italic
*dwenos
(inherited)
→
Corsican
bonu
(mention)
→
Latin
duellum
(mention)
→
Latin
bis
(mention)
→
Old Portuguese
bõo
(inherited)