Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Greek
εθνάρχης
←
Greek
έθνος
(affix)
←
Greek
-άρχης
(affix)
←
Ancient Greek
ἐθνάρχης
(derived)