Answer: Slander
Explanation: Slander is the orally spoken statement that has the defamatory meaning.The meaning of the defamatory statement is having the negative, false, hatred, ridicule etc feeling in the hidden form.This statement shows the false intention.
Slander is marked as the untrue defamatory statement .Other options are incorrect because abuse is statement containing abusive language, slang contains the informal language and defamation is the false claim .Thus the correct answer is slander.