Synonyms for Confidence:

n.

intimacy, secrecy, confidentiality, conspiracy of silence, stealth, hidden agenda, state secret, trade secret. secret, temerity, composure. hunch, guarantee, firm/safe ground, gut feeling/instinct, dependence, beyond any doubt. attitude, self-possession, aplomb. certain, positiveness, assuredness. belief in oneself (noun)
resolution, fortitude, fearlessness, courage, grit, pluck, hardihood, cool, resoluteness, backbone, assurance, tenacity, nerve, spunk, spirit, sureness, aplomb, firmness, morale, boldness, presumption, certainty, mettle, poise, self-possession, determination, heart, dash, daring, intrepidity.
belief in something (noun)
faith, hope, dependence, trust.
bravery (noun)
boldness, courage, audacity, bravery, nerve, daring, pluck, intrepidness, mettle, valor, heroism.
certainty (noun)
certitude, trust, conviction, assurance, irrefutability, surety, certainty.
concealment (noun)
secrecy.
confidence (noun)
self-confidence, self-assurance, sureness, trust, authority, assurance.
courage (noun)
hardihood.
guarantee (noun)
surety.
hope (noun)
eagerness, hope, sureness, contemplation, expectation, aspiration, anticipation, faith, presumption, wish, desire, optimism, yearning.
pride (noun)
narcissism, cockiness, high-handedness, pride, self-glory, haughtiness, vanity, huffiness, grandness, conceit, high-and-mightiness, ostentation, condescension, smugness, egoism.
reliance (noun)
dependence.
secrecy (noun)
stealth.
self-assurance (noun)
fearlessness, overconfidence, spirit, intrepidity, tenacity, hardihood, spunk, resoluteness, chutzpah, morale, dash, self-possession, heart, self-esteem, cool, grit, determination, aplomb, resolution, backbone, poise, stoutheartedness, firmness, fortitude.
state (noun)
trust.
strength (noun)
hardihood.
trust (noun)
belief.

Other synonyms:

poise, aplomb, hidden agenda, secret, state secret, conspiracy of silence, stealth, hunch, confidentiality, assuredness, trade secret, positiveness, attitude, self-esteem, chutzpah. determination. guarantee. dash. assurance
morale.
closeness
intimacy.
reliance
dependence.
self-assurance
self-assurance, self-possession.

Usage examples for confidence

  1. Well, she said, I have never had much confidence in Leonard, though the others think him perfect. – For the Allinson Honor by Harold Bindloss
  2. There's only one thing I ask, Ralph;- open out- and- out confidence – Ralph the Heir by Anthony Trollope