Invective

Part of speech: noun (n.)

An expression which inveighs or rails against a person; a severe or violent censure or reproach; something uttered or written, intended to cast opprobrium, censure, or reproach on another; a harsh or reproachful accusation; -- followed by against, having reference to the person or thing affected; as an invective against tyranny. The world will be able to judge of his [Junius'] motives for writing such famous invectives. Sir W. Draper.

Synonyms: Abuse; censure; reproach; satire; sarcasm; railing; diatribe. See Abuse.

Part of speech: adjective (a.)

Characterized by invection; critical; denunciatory; satirical; abusive; railing.