contradict
/ˌkɑntrəˈdɪkt/
verb
- To say the opposite of what someone else has said; to deny the truth of a statement.
- The witness's testimony contradicted what the suspect had told the police.
- She didn't want to contradict her friend, but she knew the facts were wrong.
- It's rude to contradict your teacher in front of the whole class.
- To be in opposition to; to be inconsistent with (a fact, statement, or idea).
- His actions contradict his words — he says he cares about the environment but drives a gas-guzzling car.
- The new evidence contradicts the earlier theory about the cause of the fire.
- The results of the experiment contradict the hypothesis we had formed.