Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Ido
prudenta
←
English
prudent
(derived)
←
Esperanto
prudenta
(derived)
←
Spanish
prudente
(derived)
←
French
prudent
(derived)
←
Italian
prudente
(derived)
←
Portuguese
prudente
(derived)