noun (n)

• speaking of yourself in superlatives(noun.communication)

  Synonym:
  boast, boasting, self-praise
  

  source: wordnet30
• (law) a false boast that can harm others; especially a false claim to be married to someone (formerly actionable at law)(noun.communication)

  source: wordnet30
• (pathology) extremely restless tossing and twitching usually by a person with a severe illness(noun.attribute)

  Synonym:
  jactation
  

  source: wordnet30
• Vain boasting or assertions repeated to the prejudice of another's right; false claim.(noun)

  source: webster1913