sadomasochism vs sadism

sadomasochism and sadism both are nouns.

Word	Noun	Adjective	Verb	Adverb
sadomasochism	Yes	No	No	No
sadism	Yes	No	No	No

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

sadomasochism: sadism and masochism combined in one person
sadism: sexual pleasure obtained by inflicting harm (physical or psychological) on others

Other hypernyms of sadomasochism include masochism.

sadomasochism (noun)	sadism (noun)
sadism and masochism combined in one person	sexual pleasure obtained by inflicting harm (physical or psychological) on others