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