virulent

As adjectives the difference between caustic and virulent

is that caustic is caustic while virulent is (chiefly|medicine|of a disease or disease-causing agent) highly infectious, malignant or deadly.

As an adjective virulent

is highly infectious, malignant, or deadly.

As a noun antipathy is

contrariety or opposition in feeling; settled aversion or dislike; repugnance; distaste.

As an adjective virulent is

(chiefly|medicine|of a disease or disease-causing agent) highly infectious, malignant or deadly.

As adjectives the difference between virulent and dangerous

is that virulent is (chiefly|medicine|of a disease or disease-causing agent) highly infectious, malignant or deadly while dangerous is full of danger.

As adjectives the difference between virulent and deleterious

is that virulent is (chiefly|medicine|of a disease or disease-causing agent) highly infectious, malignant or deadly while deleterious is harmful often in a subtle or unexpected way (as for example deleterious'' effects, ''deleterious to health).

As adjectives the difference between virulent and malicious

is that virulent is highly infectious, malignant, or deadly while malicious is of, pertaining to, or as a result of malice or spite.

As adjectives the difference between virulent and toxic

is that virulent is (chiefly|medicine|of a disease or disease-causing agent) highly infectious, malignant or deadly while toxic is toxic.

As adjectives the difference between vituperative and virulent

is that vituperative is marked by harsh, spoken, or written abuse; abusive, often with ranting or railing while virulent is (chiefly|medicine|of a disease or disease-causing agent) highly infectious, malignant or deadly.

As adjectives the difference between virulent and poisonous

is that virulent is (chiefly|medicine|of a disease or disease-causing agent) highly infectious, malignant or deadly while poisonous is containing sufficient poison to be dangerous.