Synonyms and related words :
advocate, allege in support, answer, answer conclusively, argue down, argue for, assert, be contrary to, belie, blow sky-high, break, call into question, challenge, champion, confound, confute, contend for, contest, contradict, contravene, controvert, counter, countercharge, counterclaim, cross, crush, defeat, defend, demolish, deny, destroy, devastate, disconfirm, discredit, dismiss, dispose of, disprove, espouse, evert, expose, finish, floor, gainsay, hold off, invalidate, keep off, maintain, make a plea, make a rebuttal, negate, nonplus, oppugn, overthrow, overturn, overwhelm, parry, plead for, puncture, put to silence, rebuff, reduce to silence, refute, reject, rejoin, repel, reply, repulse, respond, riposte, ruin, say in defense, settle, shoot down, shut up, silence, smash all opposition, speak for, speak up for, squash, squelch, stand up for, stave off, stick up for, subvert, support, surrebut, surrejoin, sustain, traverse, undermine, uphold, upset, urge reasons for, ward off