Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Old Occitan
conoixer
→
Catalan
conèixer
(inherited)
→
Occitan
conéisher
(inherited)
→
Occitan
conéisser
(inherited)
→
Occitan
conóisser
(inherited)