Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Ido
proprajo
←
Esperanto
propraĵo
(borrowed)
←
Ido
propra
(suffix)
←
Ido
ajo
(suffix)