This is the 9512th most frequent Portuguese word.
confiantes
Confident.
Here, 'confiantes' is used as a predicate adjective describing a state of assurance and self-assuredness regarding an event (the exam).
Os alunos estão confiantes para a prova.
The students are confident about the exam.
In this sentence, 'confiantes' is used as a predicate adjective expressing self-assurance and pride in one's competencies.
Somos confiantes em nossas habilidades.
We are confident in our abilities.
Here, 'confiantes' again serves as a predicate adjective indicating persistence in belief and motivation despite difficulties.