Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Occitan
esperar
←
Proto-Indo-European
*speh₁-
(derived)
←
Latin
spērāre
(inherited)
←
Latin
spērō
(mention)
→
Occitan
espèra
(mention)