Calumniate and Revile

Calumniate verb - To make untrue and harmful statements about.

Revile is a synonym for calumniate in defame topic. In some cases you can use "Revile" instead a verb "Calumniate", when it comes to topics like slander.

Revile verb - Spread negative information about.

Calumniate is a synonym for revile in malign topic. You can use "Calumniate" instead a verb "Revile", if it concerns topics such as blacken someone's reputation.