oszczerstwo bedeutet auf Englisch

denigration▼

detraction▼

calumny▼noun
falsifications or misrepresentations intended to disparage or discredit another

defamation▼noun
act of injuring another's reputation by any slanderous communication

libel▼noun

libel▼noun
defamatory false written statement

slander▼noun
false or unsupported spoken malicious statement

slur▼noun
insult or slight