| controvert(verb, attack, oppose, fight, challenge) |
| debate(verb, attack, oppose, fight, dispute) |
| fear(verb, dispute, challenge, doubt, question) |
| fluctuate(verb, dispute, challenge, doubt, question) |
| gainsay(verb, attack, oppose, fight, challenge) |
| give no credence(verb, expression, idiom, dispute, challenge) |
| harbor suspicion(verb, expression, dispute, challenge, doubt) |
| have qualms(verb, expression, dispute, challenge, doubt) |
| imagine(verb, dispute, challenge, doubt, question) |
| insinuate(verb, dispute, challenge, doubt, question) |
| misdoubt(verb, dispute, challenge, doubt, question) |
| misgive(verb, dispute, challenge, doubt, question) |
| not buy(verb, expression, dispute, challenge, doubt) |
| protest(verb, attack, fight, resist, deny) |
| question(verb, oppose, dispute, challenge, doubt) |
| rally(resist, bestir, counterattacking) |
| read differently(verb, expression, dispute, challenge, doubt) |
| shilly-shally(verb, dispute, challenge, doubt, question) |
| skepticize(verb, dispute, challenge, doubt, question) |
| smell a rat(verb, expression, idiom, dispute, challenge) |