Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Portuguese
azedo
←
Latin
acētum
(inherited)
←
Old Portuguese
azedo
(inherited)
→
Galician
acedo
(cognate)
→
Portuguese
azedamente
(suffix)
→
Portuguese
azedinha
(affix)