Synonyms of the word

confute

• v. (transitive, now rare) To show (something or someone) to be false or wrong; to disprove or refute.

contradict

• v. (obsolete) To speak against; to forbid.
• v. To deny the truth of (a statement or statements).
• v. To make a statement denying the truth of the statement(s) made by (a person).
• v. To be contrary to; to oppose; to resist.

disprove

• v. To prove to be false or erroneous; to confute; to refute.

negate

• v. To deny the existence, evidence, or truth of; to contradict.
• v. To nullify or cause to be ineffective.
• v. To be negative; bring or cause negative results.
• v. (computing) To perform the NOT operation on.