Filed from 3 published puzzles

SAVEUP

Set to 3 different clues across 3 published puzzles, most often “Husband” — The New York Times, Saturday, 31 May 2003.

6 letters

Every clue on record, most used first

Husbandonce
The New York Times — Saturday, 31 May 2003
Stockpileonce
The New York Times — Sunday, 3 June 2001
Accumulate money (for)once
The New York Times — Thursday, 26 March 1998

Other answers to these clues

AMASS5 letters
CACHE5 letters
GATHER6 letters
HOARD5 letters
LOADUP6 letters