masochism vs sexual pleasure

masochism and sexual pleasure both are nouns.

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

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

masochism: sexual pleasure obtained from receiving punishment (physical or psychological)
sexual pleasure: pleasure derived from sexual activities

masochism (noun)	sexual pleasure (noun)
sexual pleasure obtained from receiving punishment (physical or psychological)	pleasure derived from sexual activities