Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
English
monophagy
←
English
mono-
(affix)
←
English
-phagy
(affix)
←
Ancient Greek
μονοφαγία
(cognate)