Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Portuguese
souto
←
Spanish
soto
(cognate)
←
Fala
soitu
(cognate)
←
Galician
souto
(cognate)
←
Latin
saltus
(mention)
←
Old Portuguese
souto
(mention)
→
Galician
souto
(cognate)