Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Galician
roxo
←
Latin
(inherited)
←
Latin
russus
(mention)
←
Old Portuguese
roxo
(inherited)
→
Galician
roxar
(mention)
→
Portuguese
roxo
(cognate)