ONCEA

Set to 7 different clues across 8 published puzzles, most often "___ Thief" (1950 movie) — The New York Times, Friday, 17 January 2003.

5 letters

Every clue on record, most used first

"___ Thief" (1950 movie)2 times
The New York Times — Friday, 17 January 2003
First two words of "Waltzing Matilda"once
The New York Times — Sunday, 13 August 2006
"___-Year Day" ("The Pajama Game" tune)once
The New York Times — Friday, 28 January 2005
First words of "Waltzing Matilda"once
The New York Times — Sunday, 3 October 2004
"___ king in Narnia...": C. S. Lewisonce
The New York Times — Thursday, 8 June 2000
"___ jolly swagman..." ("Waltzing Matilda" start)once
The New York Times — Wednesday, 8 April 1998
_____ year (annually)once
The New York Times — Friday, 3 June 1994