Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
French
illustrer
←
Latin
illūstrō
(borrowed)
→
Esperanto
ilustri
(derived)
→
French
illustratif
(suffix)
→
Ido
ilustrar
(borrowed)
→
Romanian
ilustra
(borrowed)