Filed from 2 published puzzles

SURVIVE

Set to 2 different clues across 2 published puzzles, most often “Last” — The New York Times, Sunday, 13 February 2000.

7 letters

Every clue on record, most used first

Lastonce
The New York Times — Sunday, 13 February 2000
"I Will ____" (disco hit)once
The New York Times — Friday, 10 November 1995

Other answers to these clues

END3 letters
ENDURE6 letters
FINAL5 letters
KEEPONKEEPINGON15 letters
RITES5 letters
ULTIMATE8 letters