Synonyms of refuting

1 Syllable
squelch, top, break, burn, crush, quash
2 Syllables
disclaim, contend, gainsay, parry, counter, rebut, convict, evert, mooting, cancel
3 Syllables
silence, debate, overthrow, confute, expose, demolish, disprove, dispute, oppose, explode, contradict, disconfirm, negate
4 Syllables
repudiate, abnegate, contravene
5 Syllables
invalidate