Filed from 2 published puzzles

GLITTER

Set to 2 different clues across 2 published puzzles, most often “Striking brilliance” — The New York Times, Friday, 5 June 2009.

7 letters

Every clue on record, most used first

Striking brillianceonce
The New York Times — Friday, 5 June 2009
Sparkleonce
The New York Times — Friday, 25 November 1994

Other answers to these clues

ECLAT5 letters
ELAN4 letters
ESPRIT6 letters
GLINT5 letters
LIVELINESS10 letters
PEP3 letters
SHINE5 letters