What Harry Needed to Destroy to End Lord Voldemort

This page is the CodyCross answer for the clue below from All Things Water, Group 1297, Puzzle 2 (Cannonball Splash).

Question is: What Harry Needed to Destroy to End Lord Voldemort

and the answer is: HORCRUXES

Word Meaning:

HORCRUXES — plural of horcrux

Definitions from Wiktionary.