IMINE
Set to 3 different clues across 5 published puzzles, most often “Ammonia derivative” — The New York Times, Friday, 16 June 2006.
5 letters
Every clue on record, most used first
- Ammonia derivative3 times
The New York Times — Friday, 16 June 2006
- Ammonia-derived compoundonce
The New York Times — Tuesday, 21 January 1997
- Ammonia compoundonce
The New York Times — Sunday, 14 August 1994