Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Catalan
ros
←
Catalan
enrossir
(link)
←
Catalan
rou
(mention)
←
Catalan
rosada
(link)
←
Catalan
rou
(link)
←
Catalan
rosar
(link)
←
Spanish
rojo
(cognate)
←
French
roux
(cognate)
←
Proto-Indo-European
*h₁rewdʰ-
(derived)
←
Italian
rosso
(cognate)
←
Latin
russus
(inherited)
←
Latin
rōs
(inherited)
←
Occitan
ros
(cognate)
←
Romanian
roșu
(cognate)
→
Catalan
rosada
(mention)
→
Catalan
enrossir
(mention)
→
Portuguese
roxo
(cognate)