AZOTE
Set to 2 different clues across 2 published puzzles, most often “Nitrogen, once” — The New York Times, Thursday, 23 November 1995.
5 letters
Every clue on record, most used first
- Nitrogen, onceonce
The New York Times — Thursday, 23 November 1995
- Nitrogenonce
The New York Times — Thursday, 11 May 1995