群交

群交即係多於兩人嘅性交。因為進行群交嘅人有多啲性伴侶，所以傳染性接觸傳染疾病嘅風險特別高。名詞3P、4P、5P……個數目指明參與者有幾多。

肛交
口交
含撚
磨撚
1069
搞基

攷

Gershon Legman (1969). Oragenitalism : Oral Techniques in Genital Excitation. New York: The Julian Press Inc.
Burgo Partridge (1960). A History of Orgies.
Gay Talese (1980). Thy Neighbor's Wife.