Sadism: Erotic Pain, BDSM Roles, Safety, and Consent
Sadism is enjoyment associated with causing or imagining pain, discomfort, humiliation, fear, or submission and may appear in consensual BDSM.
Masochism: Meaning, BDSM, Consent, Pain, and Safety
Masochism is pleasure or fulfillment from consensually receiving pain, discomfort, humiliation, restraint, submission, or loss of control.