Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Occitan
meteis
←
Catalan
mateix
(cognate)
←
Latin
[[-met]] [[ipse]]
(derived)
←
Old Occitan
meteix
(inherited)
→
Catalan
mateix
(cognate)