Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Esperanto
akompani
→
Esperanto
senakompana
(affix)
→
Esperanto
akompanaĵo
(affix)
→
Esperanto
akompanisto
(suffix)
→
Esperanto
elakompani
(affix)
→
Esperanto
akompano
(affix)