Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Ido
studiar
←
German
studieren
(derived)
←
English
study
(borrowed)
←
Spanish
estudiar
(derived)
←
Italian
studiare
(derived)