Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Galician
espazo
←
Spanish
espacio
(cognate)
←
Latin
spatium
(inherited)
←
Portuguese
espaço
(cognate)
←
Old Portuguese
espaço
(inherited)