psychological disorder vs mental disorder

psychological disorder and mental disorder both are nouns.

Word	Noun	Adjective	Verb	Adverb
psychological disorder	Yes	No	No	No
mental disorder	Yes	No	No	No

As nouns, psychological disorder and mental disorder are synonyms defined as:

psychological disorder and mental disorder: (psychiatry) a psychological disorder of thought or emotion; a more neutral term than mental illness

Other synonyms of psychological disorder include disturbance, folie, mental disturbance.

psychological disorder (noun)	mental disorder (noun)
(psychiatry) a psychological disorder of thought or emotion; a more neutral term than mental illness	(psychiatry) a psychological disorder of thought or emotion; a more neutral term than mental illness