Filed from 4 published puzzles

VERTEX

Set to 3 different clues across 4 published puzzles, most often “Summit” — The New York Times, Tuesday, 3 December 2002.

6 letters

Every clue on record, most used first

  • Summit2 times

    The New York Times — Tuesday, 3 December 2002

  • Peakonce

    The New York Times — Friday, 16 July 2004

  • Toponce

    The New York Times — Sunday, 25 April 2004