Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Portuguese
rosto
←
Latin
rostrum
(inherited)
←
Old Portuguese
rosto
(inherited)
←
Old Portuguese
rostro
(mention)
→
Sardinian
rostru
(cognate)