orgasm - Simple English Wiktionary

An orgasm is a strong pleasurable feeling that happens at the climax or peak of a sexual experience. Men usually ejaculate when they have an orgasm.
Many women can have multiple orgasms during sex.

Plain form
orgasm

Third-person singular
orgasms

Past tense
orgasmed

Past participle
orgasmed

Present participle
orgasming

To have an orgasm.
Sex was not very satisfying with my ex-boyfriend because he usually orgasmed after just a few minutes.