confident

adj

Very sure of something; positive. / Self-assured, self-reliant, sure of oneself. / (obsolete, in negative sense) Forward, impudent.

She is confident that she will win the competition.

意味（1）

Very sure of something; positive.

I'm pretty confident that she's not lying, she's acting normally.

意味（2）

Self-assured, self-reliant, sure of oneself.

意味（3）

(obsolete, in negative sense) Forward, impudent.