noun, masculine/sonˈriso/plural: sonrisos
synonym of sonrisa (“smile”).
Synonyms: sonrisa
Inherited from Latin subrīsus, perfect passive participle of subrīdeō. Less likely, according to RAE, from Old Spanish sonrisar. First attested before 1409 in a poem by Francisco Imperial (who likely died that year or before) in Cancionero de Baena.