sympathetic vs physiology

sympathetic is not a noun while physiology is a noun.

Word	Noun	Adjective	Verb	Adverb
sympathetic	No	Yes	No	No
physiology	Yes	No	No	No

sympathetic (noun)	physiology (noun)
	processes and functions of an organism
	the branch of the biological sciences dealing with the functioning of organisms

sympathetic (adjective)	physiology (adjective)
expressing or feeling or resulting from sympathy or compassion or friendly fellow feelings; disposed toward
(of characters in literature or drama) evoking empathic or sympathetic feelings
of or relating to the sympathetic nervous system
relating to vibrations that occur as a result of vibrations in a nearby body
showing or motivated by sympathy and understanding and generosity
having similar disposition and tastes