sadomasochism
giving or receiving of pleasure from acts involving the receipt or infliction of pain or humiliation
en-US/ˌsædoʊˈmæsəˌkɪzəm/
en-GB/ˌseɪdəʊˈmæsəkɪzəm/
giving or receiving of pleasure from acts involving the receipt or infliction of pain or humiliation