sadism vs sexual pleasure

sadism and sexual pleasure both are nouns.

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

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

sadism: sexual pleasure obtained by inflicting harm (physical or psychological) on others
sexual pleasure: pleasure derived from sexual activities

sadism (noun)	sexual pleasure (noun)
sexual pleasure obtained by inflicting harm (physical or psychological) on others	pleasure derived from sexual activities