Confidence defined:

con·fi·dence
ˈkän-fə-dən(t)s
noun
14th century

1 a: a feeling or consciousness of one's powers or of reliance on one's circumstances b: faith or belief that one will act in a right, proper, or effective way
2: the quality or state of being certain : certitude
3 a: a relation of trust or intimacy b: reliance on another's discretion c: support especially in a legislative body
4: a communication made in confidence : secret