Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
French
puissant
←
French
pouvoir
(mention)
←
French
pouvant
(mention)
←
Old French
puissant
(inherited)
←
Old French
pussant
(mention)
→
English
impuissant
(mention)
→
French
impuissant
(affix)
→
French
puissamment
(suffix)
→
French
surpuissant
(prefix)