Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
English
pennon
←
Old French
penun
(mention)
←
Old French
penoun
(mention)
←
Old French
penne
(mention)
←
Old French
-on
(mention)
→
English
pennant
(mention)
→
English
pennoned
(suffix)
→
English
pennoncel
(mention)