confidence

US /ˈkɑːn.fə.dəns/
UK /ˈkɑːn.fə.dəns/
"confidence" picture
1.

the feeling or belief that one can rely on someone or something; firm trust

:
She has great confidence in her team's abilities.
He spoke with quiet confidence.
2.

a feeling of self-assurance arising from one's appreciation of one's own abilities or qualities

:
He gained confidence after winning the competition.
Lack of confidence can hinder your progress.
3.

the state of feeling certain about the truth of something

:
I can say with confidence that he is innocent.
The police expressed confidence that they would catch the suspect.
4.

a secret or private matter told to one in trust

:
She shared a personal confidence with her best friend.
He was entrusted with many state confidences.