| challenge(verb, deny, doubt, question, contest) |
| clash(verb, challenge, deny, doubt, question) |
| contradict(verb, challenge, deny, doubt, question) |
| controversialize(squabble, altercate) |
| deny(verb, challenge, doubt, question, contest) |
| disaffirm(verb, challenge, deny, doubt, question) |
| disagree(verb, fight, dispute, argue, quarrel) |
| do battle(verb, expression, squabble, altercate, nettle) |
| doubt(verb, challenge, deny, question, contest) |
| dueling(verb, squabble, altercate, nettle, jousting) |
| exchange blows(verb, expression, squabble, altercate, nettle) |
| fall out(verb, expression, fight, dispute, argue) |
| fight(verb, dispute, argue, quarrel, squabble) |
| find fault(expression, squabble, altercate, controversialize) |
| flare up(verb, expression, squabble, altercate, nettle) |
| gainsay(verb, challenge, deny, doubt, question) |
| get tough with(expression, idiom, squabble, altercate, controversialize) |
| go for jugular(expression, idiom, squabble, altercate, controversialize) |
| go for the jugular(expression, idiom, squabble, altercate, controversialize) |
| go to war(verb, expression, idiom, squabble, altercate) |