Filed from 221 published puzzles

IDEA

Set to 110 different clues across 221 published puzzles, most often “Brainstorm” — The New York Times, Monday, 1 March 2004.

4 letters

Every clue on record, most used first

  • Brainstorm21 times

    The New York Times — Monday, 1 March 2004

  • Notion16 times

    The New York Times — Tuesday, 5 July 2011

  • Inkling8 times

    The New York Times — Tuesday, 24 November 2009

  • Bright thought7 times

    The New York Times — Monday, 24 January 2005

  • Concept7 times

    The New York Times — Monday, 18 October 2004

  • Think tank nugget6 times

    The New York Times — Monday, 8 October 2007

  • Inspiration5 times

    The New York Times — Sunday, 24 February 2008

  • "I had no ___!"5 times

    The New York Times — Tuesday, 5 December 2006

  • Conception5 times

    The New York Times — Thursday, 2 February 2006

  • Brainchild4 times

    The New York Times — Tuesday, 27 November 2007

  • Fancy4 times

    The New York Times — Thursday, 19 April 2007

  • Brain wave4 times

    The New York Times — Monday, 22 July 2002

Other answers to these clues