arousal vs feel

arousal and feel both are nouns.

Word	Noun	Adjective	Verb	Adverb
arousal	Yes	No	No	No
feel	Yes	No	Yes	No

As nouns, feel is a hyponym of arousal; that is, feel is a word with a more specific, narrower meaning than arousal:

Other hyponyms of arousal include caressing, cuddling, fondling, hugging, kissing, necking, petting, smooching, snuggling.

arousal (noun)	feel (noun)
the act of arousing	manual stimulation of the genital area for sexual pleasure
mutual sexual fondling prior to sexual intercourse	a property perceived by touch
awakening from sleep	an intuitive awareness
a state of heightened physiological activity	the general atmosphere of a place or situation and the effect that it has on people

arousal (verb)	feel (verb)
	be conscious of a physical, mental, or emotional state
	come to believe on the basis of emotion, intuitions, or indefinite grounds
	have a feeling or perception about oneself in reaction to someone's behavior or attitude
	examine by touch
	examine (a body part) by palpation
	pass one's hands over the sexual organs of
	undergo an emotional sensation or be in a particular state of mind
	perceive by a physical sensation, e.g., coming from the skin or muscles
	undergo passive experience of
	produce a certain impression
	grope or feel in search of something
	find by testing or cautious exploration
	be felt or perceived in a certain way