Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
English
-agogue
←
Ancient Greek
ἀγωγός
(derived)
←
Ancient Greek
ἄγω
(mention)
→
English
-agogy
(mention)