Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
English
fructify
←
Old French
fructefier
(derived)
←
Proto-Indo-European
*bʰruHg-
(root)
→
English
fructifier
(suffix)
→
Ido
frukto
(derived)