| disqualify(verb, cancel, undo, impair, discredit) |
| downgrade(verb, criticize, scorn, disparage, discredit) |
| downplay(verb, criticize, scorn, disparage, discredit) |
| dump on(verb, expression, criticize, scorn, disparage) |
| evert(verb, oppose, expose, contest, counter) |
| expose(verb, oppose, contest, counter, repudiate) |
| gainsay(verb, oppose, crush, expose, contest) |
| give the lie to(verb, expression, idiom, oppose, expose) |
| give thumbs down to(verb, expression, idiom, oppose, expose) |
| impair(verb, cancel, undo, discredit, annul) |
| invalidate(verb, oppose, expose, cancel, undo) |
| knock(verb, criticize, scorn, disparage, discredit) |
| lower(verb, criticize, scorn, disparage, discredit) |
| minimize(verb, criticize, scorn, disparage, discredit) |
| negate(verb, oppose, expose, cancel, undo) |
| negative(verb, cancel, undo, impair, discredit) |
| neutralize(verb, cancel, undo, impair, discredit) |
| nix(verb, cancel, undo, impair, discredit) |
| nullify(verb, cancel, undo, impair, discredit) |
| offset(verb, cancel, undo, impair, discredit) |