démentir
Démentir is a French verb that means to deny or to contradict. It is used when someone wishes to state that something is not true or that an accusation or statement is false. The act of démentir typically involves providing a counter-statement or evidence to refute the original claim.
For example, a politician might démentir rumors about their resignation, or a company might démentir reports
The etymology of démentir traces back to the Latin verb "dementare," meaning to drive mad or to