Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Ido
kredar
←
Esperanto
kredi
(derived)
←
Spanish
creer
(derived)
←
French
croire
(derived)
←
Proto-Indo-European
*ḱred dʰeh₁-
(derived)
←
Italian
credere
(derived)
←
Latin
crēdere
(derived)
→
Ido
kredebla
(affix)