Vocab English II

concede

to admit that something is true or valid after first denying or resisting it. It often involves yielding a point in an argument or acknowledgment of defeat.

corroborate

to confirm or give support to a statement, theory, or finding, often by providing additional evidence.

refute

to disprove or deny the validity of a statement, argument, or theory, often by providing evidence or reasoning against it.

substantiate

to provide evidence to support or prove the truth of a claim, argument, or theory.

undermine

to weaken or damage the effectiveness of a statement, argument, or authority, often in a gradual or covert way.