Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Old English
ceasnes
←
Old English
(suffix)
←
Old English
nes
(suffix)
←
Proto-Germanic
*kaus-
(derived)
←
Proto-Germanic
*keusaną
(derived)