Filed from 2 published puzzles

BRAINS

Set to 2 different clues across 2 published puzzles, most often “Gray matter” — The New York Times, Tuesday, 20 September 2005.

6 letters

Every clue on record, most used first

  • Gray matteronce

    The New York Times — Tuesday, 20 September 2005

  • Mental acuityonce

    The New York Times — Sunday, 3 November 1996

Other answers to these clues