POTENCY
Set to 2 different clues across 3 published puzzles, most often “Strength” — The New York Times, Thursday, 23 April 2009.
7 letters
Every clue on record, most used first
- Strength2 times
The New York Times — Thursday, 23 April 2009
- Effectivenessonce
The New York Times — Monday, 23 October 2006