CHEE

Set to 2 different clues across 2 published puzzles, most often “Tony Hillerman detective Jim” — The New York Times, Sunday, 10 October 2010.

4 letters

Every clue on record, most used first

Tony Hillerman detective Jimonce
The New York Times — Sunday, 10 October 2010
Former Hong Kong leader Tung ___ Hwaonce
The New York Times — Sunday, 14 May 2006