Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Ido
reto
←
Esperanto
reto
(derived)
←
Spanish
red
(derived)
←
French
rets
(derived)
←
Italian
rete
(derived)
←
Latin
rēte
(derived)
→
Ido
Interreto
(affix)
→
Ido
retoloko
(affix)
→
Ido
retopagino
(affix)