Filed from 3 published puzzles

CHEWUP

Set to 3 different clues across 3 published puzzles, most often “Munch on” — The New York Times, Thursday, 21 April 2011.

6 letters

Every clue on record, most used first

Munch ononce
The New York Times — Thursday, 21 April 2011
Mangle by masticationonce
The New York Times — Sunday, 5 October 2008
Destroy, in a wayonce
The New York Times — Saturday, 19 July 2003