confidence

Noun

• a secret that is confided or entrusted to another
  • everyone trusted him with their confidences
    
  • the priest could not reveal her confidences
    

• a trustful relationship
  • he took me into his confidence
    
  • he betrayed their trust
    

• a state of confident hopefulness that events will be favorable
  • public confidence in the economy
    

• a feeling of trust (in someone or something)
  • I have confidence in our team
    
  • confidence is always borrowed, never owned
    

• freedom from doubt; belief in yourself and your abilities
  • his assurance in his superiority did not make him popular
    
  • after that failure he lost his confidence
    
  • she spoke with authority
    

Related words

• Synonyms: 
  trust , assurance , self-assurance , self-confidence , authority , sureness
• Antonyms: 
  diffidence , self-doubt , self-distrust