masochist

Example:She became a masochist, taking pleasure in the cruel abuse of her partner.

Definition:the person who is inflicting pain or suffering

Example:Despite being a masochist, he remained a strong sufferer in the relationship.

Definition:someone who experiences harm or pain

Example:He was a masochist who found himself as a self-punisher in psychological therapy.

Definition:a person who punishes themselves

Example:Contrast was clear when the masochist said he loved his sadist.

Definition:a person who takes pleasure in the infliction of pain on others

Example:To some, the painlover could be seen as a masochist, but they label themselves differently.

Definition:a person who enjoys the experience of pain