Filed from 6 published puzzles

EGGHEAD

Set to 4 different clues across 6 published puzzles, most often “Brainiac” — The New York Times, Monday, 9 May 2011.

7 letters

Every clue on record, most used first

  • Brainiac3 times

    The New York Times — Monday, 9 May 2011

  • Walking encyclopediaonce

    The New York Times — Thursday, 22 January 2009

  • Cerebral oneonce

    The New York Times — Sunday, 20 April 2003

  • Highbrowonce

    The New York Times — Sunday, 30 January 1994

Other answers to these clues