Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Portuguese
adornar
←
Latin
adōrnāre
(derived)
←
Latin
adōrnō
(mention)
→
Portuguese
adorno
(back-formation)
→
Portuguese
adorno
(link)