Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Portuguese
agiotagem
←
Spanish
agiotaje
(cognate)
←
French
agiotage
(borrowed)
←
Galician
axiotaxe
(cognate)
→
Portuguese
agiota
(back-formation)