Filed from 5 published puzzles

SHYNESS

Set to 5 different clues across 5 published puzzles, most often “Cause of some blushing” — The New York Times, Friday, 16 May 2008.

7 letters

Every clue on record, most used first

Cause of some blushingonce
The New York Times — Friday, 16 May 2008
Social problemonce
The New York Times — Wednesday, 13 October 2004
Reserveonce
The New York Times — Sunday, 28 December 2003
Wallflower's characteristiconce
The New York Times — Tuesday, 20 May 1997
Diffidenceonce
The New York Times — Monday, 6 June 1994

Other answers to these clues

CACHE5 letters
HOLD4 letters
ICE3 letters
ICINESS7 letters
NESTEGG7 letters
PUTAHOLDON10 letters
RETICENCE9 letters
SPARE5 letters
STORE5 letters