PUNCTUATIONMARK

Set to 2 different clues across 2 published puzzles, most often “Ending for a line” — The New York Times, Wednesday, 3 March 2004.

15 letters

Every clue on record, most used first

Ending for a lineonce
The New York Times — Wednesday, 3 March 2004
Editor's definition of this puzzle's themeonce
The New York Times — Tuesday, 29 April 1997