The question why he was now going to Razumihin agitated him even more than he was himself aware; he kept uneasily seeking for some sinister significance in this apparently ordinary action.
On the left side, just over the heart, was a large, sinister-looking yellowish-black bruise—a cruel kick from the horse’s hoof.
The man raised his eyes this time and turned a gloomy sinister look at Raskolnikov.
They even began to come into the room; at last a sinister shrill outcry was heard: this came from Amalia Lippevechsel herself pushing her way amongst them and trying to restore order after her own fashion and for the hundredth time to frighten the poor woman by ordering her with coarse abuse to clear out of the room next day.
"You don’t think, sister, that I was simply afraid of the water?" he asked, looking into her face with a sinister smile.
As for his future career, she had no doubt that it would be brilliant when certain sinister influences could be removed.
There are no more uses of "sinister" in the book.
Show samples from other sources
They created a sinister plan to recruit terrorists.
In the movie, there was a sinister plot to kill people and harvest their organs.