Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
French
retrancher
←
French
re
(prefix)
←
French
trancher
(prefix)
→
English
retrench
(cognate)
→
French
retranchement
(suffix)