Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Portuguese
sonhador
←
Spanish
soñador
(cognate)
←
Latin
somniator
(inherited)
←
Portuguese
sonhar
(affix)
←
Portuguese
-dor
(affix)
→
Spanish
soñador
(cognate)