| impugn(verb, charge, oppose, criticize, dispute) |
| oppugn(verb, oppose) |
| question(verb, charge, criticize, dispute, challenge) |
| dispute(verb, oppose, raise, criticize, challenge) |
| challenge(charge, oppose, criticize, dispute, doubt) |
| cross(criticize, dispute, challenge, doubt, question) |
| fault |
| impeach(verb, charge, oppose, dispute, censure) |
| belie(deny, contradict, disprove) |
| cast doubt on(verb, expression, idiom, charge, raise) |
| contradict(oppose, criticize, dispute, challenge, deny) |
| controvert(oppose, dispute, deny, doubt, contradict) |
| deny(criticize, dispute, challenge, doubt, question) |
| doubt(dispute, question, suspect) |
| gainsay(criticize, dispute, challenge, deny, doubt) |
| negate(criticize, dispute, challenge, deny, doubt) |
| query(charge, oppose, dispute, doubt, question) |
| suspect |
| traverse(criticize, dispute, challenge, doubt, question) |
| accuse(verb, charge, indict) |