An example of confidence is the belief that the sun will rise tomorrow morning.
An example of confidence is a student feeling positive and prepared for a test they are about to take.
An example of confidence is a friend telling you they are pregnant before telling anyone else.
The engineers determined with confidence that the ship could withstand heavy seas.
A friend does not betray confidences.
I have every confidence that we can find a solution.
I am telling you this in strict confidence.
A confidence scheme; a confidence trickster.
Take me into your confidence.
Told in strict confidence.
We are placing our confidence in you to get the job done.
I took them into my confidence.