Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Sardinian
issa
←
Spanish
esa
(cognate)
←
Italian
essa
(cognate)
←
Latin
ipsa
(inherited)
←
Portuguese
essa
(cognate)