Synonyms of the word

controvert

• v. (transitive) To dispute or argue using reason.
• v. (intransitive) To be involved or engaged in controversy.

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.

oppose

• v. To attempt to stop the progression of; to resist or antagonize by physical means, or by arguments, etc…
• v. To object to.
• v. To present or set up in opposition; to pose.
• v. To place in front of, or over against; to set opposite; to exhibit.
• v. To compete with; to strive against.

rebut

• v. To drive back or beat back; to repulse.
• v. To deny the truth of something, especially by presenting arguments that disprove it.

refute

• v. (transitive) To prove (something) to be false or incorrect.
• v. (transitive) To deny the truth or correctness of (something).