slumber vs physiological state

slumber and physiological state both are nouns.

Word	Noun	Adjective	Verb	Adverb
slumber	Yes	No	Yes	No
physiological state	Yes	No	No	No

As nouns, physiological state is a hypernym of slumber; that is, physiological state is a word with a broader meaning than slumber:

slumber: a natural and periodic state of rest during which consciousness of the world is suspended
physiological state: the condition or state of the body or bodily functions

Other hypernyms of slumber include physical condition, physiological condition.

slumber (noun)	physiological state (noun)
a dormant or quiescent state	the condition or state of the body or bodily functions
a natural and periodic state of rest during which consciousness of the world is suspended

slumber (verb)	physiological state (verb)
be asleep