BSMT
Set to 4 different clues across 5 published puzzles, most often “Real-estate ad abbr.” — The New York Times, Friday, 20 February 2009.
4 letters
Every clue on record, most used first
- Real-estate ad abbr.2 times
The New York Times — Friday, 20 February 2009
- Realty ad abbr.once
The New York Times — Thursday, 21 May 2009
- Rec rm. locale, oftenonce
The New York Times — Friday, 17 April 2009
- Cellar, in real estate adsonce
The New York Times — Sunday, 22 October 2000