Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
English
pentacle
←
Middle French
pentacle
(derived)
←
Old French
pentacol
(derived)
←
Old French
pent
(mention)
←
Old French
a
(mention)
←
Old French
col
(mention)
→
English
pent
(clipping)
→
English
hexacle
(mention)