Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Occitan
mòrt
←
Latin
mortuus
(inherited)
←
Latin
mors
(inherited)
←
Old Occitan
mort
(inherited)
←
Old Occitan
mort
(inherited)