EXPONENT
Set to 4 different clues across 4 published puzzles, most often “Square figure?” — The New York Times, Sunday, 22 April 2001.
8 letters
Every clue on record, most used first
- Square figure?once
The New York Times — Sunday, 22 April 2001
- Advocateonce
The New York Times — Sunday, 5 January 1997
- Mathematical expressiononce
The New York Times — Friday, 6 October 1995
- Power symbolonce
The New York Times — Saturday, 22 July 1995