Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Catalan
seure
←
Proto-Indo-European
*sed-
(inherited)
←
Proto-Italic
*sedēō
(inherited)
←
Latin
sedēre
(inherited)
←
Latin
sedeō
(mention)
→
Catalan
seu
(mention)