Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Esperanto
volo
→
Esperanto
bonvoli
(affix)
→
Esperanto
bonvolo
(affix)
→
Esperanto
kontraŭvole
(affix)
→
Esperanto
libervole
(affix)