XIN
Set to 2 different clues across 2 published puzzles, most often “Mark, as a ballot” — The New York Times, Tuesday, 25 November 2008.
3 letters
Every clue on record, most used first
- Mark, as a ballotonce
The New York Times — Tuesday, 25 November 2008
- Mark, as a ballot squareonce
The New York Times — Tuesday, 20 November 2007