Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Occitan
estruci
←
Ancient Greek
στρουθίων
(derived)
←
Latin
struthio
(derived)
←
Old Occitan
estrutz
(inherited)