Filed from 7 published puzzles

RUING

Set to 7 different clues across 7 published puzzles, most often “Wishing undone” — The New York Times, Sunday, 3 October 2010.

5 letters

Every clue on record, most used first

Wishing undoneonce
The New York Times — Sunday, 3 October 2010
Having certain misgivingsonce
The New York Times — Sunday, 27 December 2009
Contriteonce
The New York Times — Sunday, 29 April 2007
Remorsefulonce
The New York Times — Thursday, 7 December 2006
Having second thoughts aboutonce
The New York Times — Sunday, 21 November 2004
Sorryonce
The New York Times — Sunday, 23 July 1995
Feeling regretonce
The New York Times — Tuesday, 14 June 1994

Other answers to these clues

ABJECT6 letters
IAMSO5 letters
IMSO4 letters
LAME4 letters
PARDONME8 letters
PITIFUL7 letters
REGRETS7 letters
SAD3 letters
SORRY5 letters
WERE4 letters