Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Ido
flago
←
German
Flagge
(derived)
←
English
flag
(derived)
←
Esperanto
flago
(derived)
←
Russian
флаг
(derived)
→
Ido
flagagar
(suffix)
→
Ido
flageto
(suffix)