INFRA
Set to 6 different clues across 17 published puzzles, most often “Prefix with red” — The New York Times, Wednesday, 7 October 2009.
5 letters
Every clue on record, most used first
- Prefix with red7 times
The New York Times — Wednesday, 7 October 2009
- Prefix with structure5 times
The New York Times — Thursday, 2 August 2007
- Red leader?2 times
The New York Times — Sunday, 29 November 2009
- ___ dignitatemonce
The New York Times — Sunday, 22 May 2011
- Prefix with soundonce
The New York Times — Thursday, 20 January 2011
- Prefix with structuralonce
The New York Times — Sunday, 14 April 2002