Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
French
migraineux
←
French
migraine
(suffix)
←
French
eux
(suffix)
→
English
migraineur
(cognate)
→
French
antimigraineux
(prefix)