Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Ido
ludo
←
Ido
ludar
(affix)
←
Ido
-o
(affix)
→
Ido
vortoludo
(compound)
→
Ido
shakoludo
(compound)
→
Ido
kartoludo
(compound)