Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Ido
ridar
←
Esperanto
ridi
(derived)
→
Ido
ridinda
(suffix)
→
Ido
ridegar
(suffix)
→
Ido
ridetar
(suffix)
→
Ido
ridigar
(suffix)