Cruel treatment is a term used to describe any form of mistreatment or ABUSE that is inflicted upon another person. ABUSE is a five letter word that can be defined as the intentional infliction of physical, emotional, or sexual harm. SADISM is a six letter word that refers to the enjoyment of inflicting pain or humiliation on others. A SADIST is a person who enjoys inflicting pain or humiliation on others. Illuse is a six letter word that means to mistreat or ABUSE someone. All of these words are related to the term cruel treatment and can be used to describe the mistreatment of another person.