Filed from 6 published puzzles

KOOKS

Set to 5 different clues across 6 published puzzles, most often “Wackos” — The New York Times, Monday, 22 May 2006.

5 letters

Every clue on record, most used first

  • Wackos2 times

    The New York Times — Monday, 22 May 2006

  • Screwballsonce

    The New York Times — Monday, 10 May 2010

  • Nutsonce

    The New York Times — Sunday, 7 March 2010

  • Looniesonce

    The New York Times — Sunday, 5 February 2006

  • Flakesonce

    The New York Times — Friday, 1 October 1999

Other answers to these clues