piquerism

You would not associate shootings with piquerism unless you thought about it for a moment.

I think this killer is into piquerism.

The detectives come to learn about this by examining Lowe's character, a disturbed killer with piquerism.

There's no evidence of piquerism in Jennifer Deighton's death.

Obvious piquerism.

Piquerism or picquerism (from the French piquer - "to prick") is sexual interest in penetrating the skin of another person, sometimes seriously enough to cause death.

The attacker had a signature behavior of piquerism, the pricking or stabbing of victims with a knife, pin or needle.

Notorious serial killer Albert Fish has been said to have engaged in piquerism upon his victims and his own body, flagellating himself constantly with a nail-studded board.

Afterward he'd arranged the body, vented further rage in postmortem piquerism, then returned to her vehicle, where he stored the clothes in the trunk and locked the car doors.