Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
English
subfeu
←
English
sub-
(affix)
←
English
feu
(affix)
←
English
subfief
(mention)
←
Latin
subfeudum
(cognate)
←
Latin
subfeodare
(mention)