Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Portuguese
gaivota
←
Spanish
gaviota
(cognate)
←
Latin
gāvia
(inherited)
←
Portuguese
(suffix)
←
Portuguese
ota
(suffix)
←
Portuguese
(suffix)
←
Old Portuguese
gaviota
(inherited)