Defamation

      - harming a person’s reputation by saying or writing things that are not true

"Johnny Depp wins his defamation suit against ex-wife Amber Heard as the jury awards the actor $15 million in compensatory and punitive damages."

Similar example:

• She sued him for defamation
• The newspaper was sued for defamation after publishing lies about a celebrity. 
• It was a pure case of defamation because the athlete had never abused his wife.
• The school bully was known for committing acts of defamation by spreading false stories about her targets