Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Ido
grado
←
German
Grad
(derived)
←
English
grade
(derived)
←
Esperanto
grado
(derived)
←
Spanish
grado
(derived)
←
French
grade
(derived)
←
Italian
grado
(derived)
←
Latin
gradus
(derived)
←
Russian
градус
(derived)
→
Ido
altagrade
(affix)