| cancel(verb, annul, negate) |
| disallow(verb, deny, undo, reverse, renounce) |
| disprove(verb, oppose, challenge, deny, doubt) |
| impugn(verb, break, check, disregard, oppose) |
| invalidate(verb, annul, negate, confute) |
| abnegate(verb, decline, deny, renounce, annul) |
| disown(verb, deny, renounce, disavow, negation) |
| repeal(verb, reverse, contradict, void, refute) |
| retract(verb, decline, deny, reverse, renounce) |
| undo(verb, reverse, contradict, annul, void) |
| abjure(verb, break, disregard, hinder, deny) |
| confute(verb, oppose, challenge, deny, doubt) |
| counter(verb, check, oppose, challenge, resist) |
| cross(verb, break, disregard, oppose, criticize) |
| oppose(verb, break, check, disregard, criticize) |
| quash(verb, undo, reverse, contradict, void) |
| recant(decline, deny, renounce, disown, disavow) |
| abolish(verb, undo, reverse, contradict, annul) |
| challenge(verb, oppose, criticize, dispute, deny) |
| contest(verb, check, challenge, resist, deny) |