This is the 7760th most frequent Portuguese word.
presumido
Conceited; arrogantly self-important.
In this sentence, 'presumido' is used to describe a person who is overconfident or arrogant, assuming they are always correct.
Ele é tão presumido que nunca aceita a opinião dos outros.
He's so presumptuous that he never accepts others' opinions.
Here, 'presumido' characterizes someone's behavior as assuming or predicting an outcome in an overly confident manner without evidence.
A autora foi considerada presumida ao assumir que seu livro se tornaria um best-seller antes mesmo de ser publicado.
The author was considered presumptuous for assuming her book would become a bestseller even before it was published.
In this example, 'presumido' portrays the boy's assumption of knowledge that he didn't actually possess, reflecting an arrogant or overconfident attitude.