arousal vs physiological state

arousal and physiological state both are nouns.

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

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

Other hypernyms of arousal include physical condition, physiological condition.

arousal (noun)	physiological state (noun)
the act of arousing	the condition or state of the body or bodily functions
mutual sexual fondling prior to sexual intercourse
awakening from sleep
a state of heightened physiological activity