Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Ido
dolca
←
Esperanto
dolĉa
(cognate)
→
Ido
dolceso
(suffix)
→
Ido
pludolcigar
(affix)