IAS

Set to 2 different clues across 2 published puzzles, most often "___ in ice" — The New York Times, Sunday, 25 October 2009.

3 letters

Every clue on record, most used first

"___ in ice"once
The New York Times — Sunday, 25 October 2009
"___ in Icarus" (1979 French thriller)once
The New York Times — Sunday, 20 January 2008