Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Italian
leggiadria
←
Proto-Indo-European
*h₁lengʷʰ-
(root)
←
Latin
levis
(derived)
←
Old Occitan
leujairia
(borrowed)
→
Italian
leggiadro
(back-formation)