World-Leading Writing Software
  • Contact Us
  • About
  • Online English Dictionary

    Online English Dictionary

    Wordnet English Dictionary

    a demanding or stimulating situation; "they reacted irrationally to the challenge of Russian power"
    a call to engage in a contest or fight
    questioning a statement and demanding an explanation; "his challenge of the assumption that Japan is still our enemy"
    a formal objection to the selection of a particular person as a juror
    a demand by a sentry for a password or identification
    take exception to; "She challenged his claims"
    issue a challenge to; "Fischer challenged Spassky to a match"
    ask for identification; "The illegal immigrant was challenged by the border guard"
    raise a formal objection in a court of law

    Wordnet English Thesaurus

    dare, defiance, confrontation, provocation, test, trial, hurdle, obstacle, question, ultimatum
    dare, defy, confront, brave, accost, provoke, test, tax, try, provocation, summons, dispute, question, query, protest, stimulate

    Online Grammar Checker
    Writing Assistant for Dyslexia
    Free WhiteSmoke Toolbar

    The New WhiteSmoke

    With WhiteSmoke's advanced technology at your fingertips you
    can be sure your writing will be no less than perfect.

    • Write Your Way to Success
      Achieve your professional goals with perfect English writing.
    • Avoid Embarrassing Mistakes
      Rest assured that your documents and emails are error-free.
    • Make an Impression
      Improve your writing style with our self-improvement writing tool.

    Buy the full version