rebut

1. Overthrow by argument, evidence, or proof (synset 200816512)
   "The speaker refuted his opponent's arguments"
   is a type of: disown, renounce, repudiate - cast off
   subtypes:

   • contradict, controvert, oppose - be resistant to
   • answer - give a defence or refutation of (a charge) or in (an argument)
   same as: refute
2. Prove to be false or incorrect (synset 200669665)
   is a type of: confute, disprove - prove to be false
   same as: controvert, refute

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