Sentence:  There does not have to be romance involved with sexual pleasure: some of us just like <WSD>orgasms</WSD> for the hell of it. 
Meaning of the word marked with <WSD> tags:  A rush of sexual excitement; now specifically, the climax or peak of sexual pleasure, which occurs during sexual activity and which in males may include ejaculation and in females vaginal contractions. (from 18th c.)