Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Sardinian
vos
←
Proto-Indo-European
*yū́
(derived)
←
Proto-Italic
*wōs
(inherited)
←
Latin
vōs
(inherited)