Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Ido
devar
←
Esperanto
devi
(derived)
←
Spanish
deber
(derived)
←
French
devoir
(derived)
←
Italian
dovere
(derived)
←
Latin
dēbēre
(derived)
←
Latin
dēbeō
(mention)
→
Ido
debar
(mention)