Learn That Word

Synonyms for Vitriol (same or very similar meaning)

WordNet sense 1 ((H2SO4) a highly corrosive acid made from sulfur dioxide; widely used in the chemical industry):
oil of vitriol, sulfuric acid, sulphuric acid

WordNet sense 2 (abusive or venomous language used to express blame or censure or bitter deep-seated ill will):
invective, vituperation


From the ODE community, based on WordNetadd/edit