Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Norman
dû
←
Proto-Indo-European
*deru-
(derived)
←
Proto-Indo-European
*drew-
(mention)
←
Latin
dūrus
(inherited)
→
Norman
duthement
(suffix)