Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Ido
fenestro
←
German
Fenster
(derived)
←
English
fenestration
(derived)
←
Esperanto
fenestro
(derived)
←
French
fenêtre
(derived)
←
Italian
finestra
(derived)
←
Latin
fenestra
(derived)