Synonyms for “refute”

verb

1. =  disprove, counter, discredit, prove false, silence, overthrow, negate, rebut, give the lie to, blow out of the water (slang), confute • It was the kind of rumour that is impossible to refute.
   opposites: prove, confirm, substantiate
   The use of refute to mean deny as in I'm not refuting the fact that is thought by some people to be incorrect. In careful writing it may be advisable to use refute only where there is an element of disproving something through argument and evidence, as in we haven't got evidence to refute their hypothesis.