GOSS

Set to 2 different clues across 2 published puzzles, most often “Former C.I.A. chief Porter ___” — The New York Times, Monday, 29 November 2010.

4 letters

Every clue on record, most used first

Former C.I.A. chief Porter ___once
The New York Times — Monday, 29 November 2010
Porter ___, former C.I.A. directoronce
The New York Times — Thursday, 15 May 2008