AREO
Set to 2 different clues across 7 published puzzles, most often “Mars: Prefix” — The New York Times, Saturday, 11 November 2006.
4 letters
Every clue on record, most used first
- Mars: Prefix5 times
The New York Times — Saturday, 11 November 2006
- Mars, in combinations2 times
The New York Times — Wednesday, 7 July 1999