Slander

[Monty]

Ruining the [reputation] of [someone]

[Monty]

The action or crime of making a false spoken statement damaging to a persons reputation.

[gusepinax]

charge falsely or with malicious intent; attack the good name and reputation of someone

[Jessica]

a false, malicious statement (spoken or published), especially one which is injurious to a persons reputation; the making of such a statement

[sky]

to utter a slanderous statement

[Mamukcer 0]

To censure falsely; to belie.

[dipangkarbos]

Defamation is the act of communicating to a third party false statements about a person, place or thing that results in damage to its reputation. It can be spoken (slander) or written (libel). It constitutes a tort or a crime. The legal definition of defamation and related acts as well as the ways they are dealt with can vary greatly between countries and jurisdictions (what exactly they must consist of, whether they constitute crimes or not, to what extent proving the alleged facts is a valid defence).Defamation laws can encompass a variety of acts:
Insult against a legal person in general
Defamation against a legal person in general
Acts against public officials
Acts against state institutions (e.g., government, ministries, government agencies, armed forces)
Acts against state symbols
Acts against the state itself
Acts against religions (e.g., blasphemy, discrimination)
Acts against the judiciary or legislature (e.g., contempt of court, censure)

[Gonzalesalix 0]

disgrace; reproach; dishonor; opprobrium

[KalanNug 0]

to defame; to injure by maliciously uttering a false report; to tarnish or impair the reputation of by false tales maliciously told or propagated; to calumniate

[Mark Zuckerberg]

to bring discredit or shame upon by ones acts

[IsobelHaups]

an abusive attack on a persons character or good name