Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Portuguese
raio
←
Latin
radius
(inherited)
←
Portuguese
rádio
(doublet)
←
Old Portuguese
rayo
(inherited)
→
Portuguese
rádio
(doublet)
→
Portuguese
raia
(mention)
→
Portuguese
raiar
(suffix)
→
Portuguese
raiar
(link)