Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Portuguese
negociar
←
Latin
negotior
(borrowed)
→
Portuguese
negociante
(suffix)
→
Portuguese
negociador
(suffix)
→
Portuguese
negociável
(suffix)
→
Portuguese
negociabilidade
(suffix)