Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Esperanto
komerci
←
Esperanto
komerco
(affix)
←
Esperanto
-i
(affix)
→
Esperanto
komercisto
(suffix)
→
Esperanto
komercebla
(affix)
→
Esperanto
komercaĵo
(affix)