IODATE
Set to 2 different clues across 3 published puzzles, most often “Halogen salt” — The New York Times, Sunday, 5 March 2006.
6 letters
Every clue on record, most used first
- Halogen salt2 times
The New York Times — Sunday, 5 March 2006
- Salt of element #53once
The New York Times — Sunday, 14 June 1998