calumny

nouns

a false accusation of an offense or a malicious misrepresentation of someone's words or actions
calumniation, calumny, defamation, hatchet job, obloquy, traducement
is derived from
calumnious
is derived from
calumniate
an abusive attack on a person's character or good name
aspersion, calumny, defamation, denigration, slander
is derived from
calumnious
is derived from
calumniate