shock therapy vs therapy

shock therapy and therapy both are nouns.

Word	Noun	Adjective	Verb	Adverb
shock therapy	Yes	No	No	No
therapy	Yes	No	No	No

As nouns, therapy is a hypernym of shock therapy; that is, therapy is a word with a broader meaning than shock therapy:

shock therapy: treatment of certain psychotic states by the administration of shocks that are followed by convulsions
therapy: (medicine) the act of caring for someone (as by medication or remedial training etc.)

Other hypernyms of shock therapy include treatment.

shock therapy (noun)	therapy (noun)
treatment of certain psychotic states by the administration of shocks that are followed by convulsions	(medicine) the act of caring for someone (as by medication or remedial training etc.)