Neutralize

Thesaurus
abrogate, absorb the shock, annul, balance, break the fall, bring to nothing, buffer, cancel, cancel out, come to nothing, compensate, compensate for, conquer, counteract, counterbalance, countercheck, counterpoise, countervail, cushion, damp, dampen, deaden, defeat, delete, equalize, even, frustrate, invalidate, make up for, negate, negativate, negative, nullify, offset, overcome, override, overrule, redress, show consideration, show mercy, show pity, soften, soften the blow, square, stultify, subdue, suppress, thwart, undo, vitiate, void

Alternative forms

 * neutralise