Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Latin
desuetudo
←
Latin
dēsuētus
(mention)
←
Latin
dēsuēscō
(mention)
←
Latin
dē
(mention)
←
Latin
suēscō
(mention)
→
Romanian
desuetudine
(derived)