Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Old Occitan
demostrar
←
Latin
dēmonstrāre
(inherited)
←
Latin
dēmonstrō
(mention)
→
Catalan
demostrar
(inherited)