Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Esperanto
tondro
→
Esperanto
fulmotondro
(compound)
→
Esperanto
tondrodio
(affix)
→
Ido
tondro
(borrowed)