Synonyms for Destroy:

n.

beat, overpower, overcome, slaughter, win, slay, thrash, knock out. hold back, throttle, plague, inhibit, knock-down, count against, burden, bring up against, embarrass, disadvantage, let down. dispatch, carry off, cut down, cut off, zap, waste. put away, off, bump off, knock off, rub out. overwhelm. destroy (noun)
demolish, destruct, ruin.

v.

annul (verb)
efface, abnegate, Disaffirm, undo, dismiss, negate, nullify, deny, obliterate, eradicate, retract, annul, revoke, invalidate, disclaim, divorce, dissolve, delete, withdraw, abolish, repudiate, veto, eliminate, disavow, reject, extinguish, cancel, refute, neutralize.
competition (verb)
demolish.
creation (verb)
destruct.
demolish, devastate (verb)
extinguish, Spoliate, abort, zap, level, deface, mutilate, waste, blot out, exterminate, ravage, extirpate, liquidate, gut, nullify, maraud, butcher, ruin, eradicate, consume, shatter, sabotage, maim, raze, snuff out, overturn, impair, despoil, annul, ravish, trash, break down, vaporize, erase, damage, wreck, tear down, wipe out, quash, dismantle, dispatch, annihilate, quell, total, slay, smash, cream, lay waste, mar, torpedo, desolate.
destroy (verb)
extirpate, pulverize, devastate, tear down, disintegrate, exterminate, mow down, raze, desolate, flatten, dismantle, decimate, lay waste, atomize, demolish, bulldoze, rip to shreds, annihilate, smash, vaporize, level, wreck.

Other synonyms:

dynamite, hunt, torpedo, slay, poach, mar, spoil. liquidate, consume, cull, erase. butcher, cast down, knock out. total, dispatch, knock-down, slaughter. finish. bag. sink, off. waste. eliminate
do in.
kill
put away, exterminate, dispatch, slay, slaughter.
pillage
ravage.
raze
pull down.
ruin
butcher.
shatter
shatter.
take apart
dismantle.
zap
vaporize.

Usage examples for destroy

  1. We were held by it a minute; then I answered: " They can destroy them!" – The Turn of the Screw by Henry James
  2. It is the only chance I have had for years,- don't destroy it, as you value the life of a fellow- countryman." – The Boy Slaves by Mayne Reid
  3. And He said, If I find there forty and five, I will not destroy it. – Expositions of Holy Scripture Genesis, Exodus, Leviticus and Numbers by Alexander Maclaren