noun a false accusation of an offense or a malicious misrepresentation of someone's words or actions.
— synonyms: defamation, calumniation, obloquy, traducement, hatchet_job
noun an abusive attack on a person's character or good name.
— synonyms: aspersion, slander, defamation, denigration
Examples
“Accusations of abuse were pure extortive calumny in a malicious bid to make money.”