Piquerism vs. Piquerist — What's the Difference?

Piquerism (from the French piquer - "to prick") is a sexual interest in penetrating the skin of another person with sharp objects (such as pins, razors, knives, etc.). Sometimes, this is serious enough to cause extreme injuries or even death.

One with a sexual interest in penetrating another person's skin.

Sexual interest in penetrating another person's skin.