Sentence:  His enjoyment of the spectacle I furnished, as he sat with his arms folded on the table, shaking his head at me and hugging himself, had a <WSD>malignity</WSD> in it that made me tremble. 
Meaning of the word marked with <WSD> tags:  The quality of being malign or malignant; badness, evilness, monstrosity, depravity, maliciousness.