Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
French
insignifiant
←
French
in-
(mention)
←
French
signifier
(suffix)
←
French
ant
(suffix)
→
French
insignifier
(back-formation)
→
Romanian
insignifiant
(borrowed)