Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Ido
efekto
←
German
Effekt
(derived)
←
English
effect
(derived)
←
Esperanto
efekto
(derived)
←
Spanish
efecto
(derived)
←
French
effet
(derived)
←
Italian
effetto
(derived)
←
Latin
effectus
(derived)
←
Latin
efficiō
(mention)
←
Russian
эффе́кт
(derived)
→
Ido
efektigar
(suffix)