Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Portuguese
médio
←
Proto-Indo-European
*médʰyos
(derived)
←
Latin
medius
(borrowed)
←
Portuguese
meio
(doublet)
→
Portuguese
média
(mention)
→
Portuguese
meio
(doublet)
→
Portuguese
francês médio
(mention)