psychological medicine vs anxiety

psychological medicine and anxiety both are nouns.

Word	Noun	Adjective	Verb	Adverb
psychological medicine	Yes	No	No	No
anxiety	Yes	No	No	No

psychological medicine (noun)	anxiety (noun)
the branch of medicine dealing with the diagnosis and treatment of mental disorders	a vague unpleasant emotion that is experienced in anticipation of some (usually ill-defined) misfortune
	(psychiatry) a relatively permanent state of worry and nervousness occurring in a variety of mental disorders, usually accompanied by compulsive behavior or attacks of panic