malignity

His malignity and psychopathology seem to attract followers when these same characteristics should repulse people.

It was reptilian, insensate, Coleridge’s monster of “motiveless malignity.”

Our monster's malignity stems from pure narcissistic psychopathy — and he refuses to leave the stage or cease his vile mendacity.

It would be impossible to describe the expression of hate and baffled malignity—of anger and hellish rage—which came over the Count’s face.

In some respects it evokes Samuel Taylor Coleridge’s perception of the “motiveless malignity” of Shakespeare’s Iago.