sexual pleasure vs pleasure

sexual pleasure and pleasure both are nouns.

Word	Noun	Adjective	Verb	Adverb
sexual pleasure	Yes	No	No	No
pleasure	Yes	No	No	No

As nouns, pleasure is a hypernym of sexual pleasure; that is, pleasure is a word with a broader meaning than sexual pleasure:

sexual pleasure: pleasure derived from sexual activities
pleasure: a fundamental feeling that is hard to define but that people desire to experience

Other hypernyms of sexual pleasure include pleasance.

sexual pleasure (noun)	pleasure (noun)
pleasure derived from sexual activities	sexual gratification
	an activity that affords enjoyment
	something or someone that provides a source of happiness
	a formal expression
	a fundamental feeling that is hard to define but that people desire to experience