AIRCOOL

Set to 3 different clues across 3 published puzzles, most often “Keep from overheating, in a way” — The New York Times, Sunday, 29 October 2006.

7 letters

Every clue on record, most used first

Keep from overheating, in a wayonce
The New York Times — Sunday, 29 October 2006
Send a jet over?once
The New York Times — Saturday, 31 July 2004
Reduce engine heat, in a wayonce
The New York Times — Sunday, 30 August 1998