Vitriol
Part of speech: noun
Definition: sulphuric acid and various metal sulphates bitterly abusive language; invective or vituperation
Part of speech: verb
Definition: to subject someone to bitter verbal abuse
Invective
Part of speech: noun
Definition: An expression which inveighs or rails against a person.A severe or violent censure or reproach.Something spoken or written, intended to cast opprobrium, censure, or reproach on another.A harsh or reproachful accusation.
Part of speech: adjective
Definition: Characterized by invection or railing.