Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Greek
άχρηστος
←
Greek
ά-
(affix)
←
Greek
χρηστός
(affix)
←
Ancient Greek
ἄχρηστος
(inherited)