Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Esperanto
psikologio
←
Esperanto
psiko
(suffix)
←
Esperanto
ologio
(suffix)
→
Esperanto
psikologia
(affix)