mental condition vs psychological state

mental condition and psychological state both are nouns.

Word	Noun	Adjective	Verb	Adverb
mental condition	Yes	No	No	No
psychological state	Yes	No	No	No

As nouns, mental condition and psychological state are synonyms defined as:

mental condition and psychological state: (psychology) a mental condition in which the qualities of a state are relatively constant even though the state itself may be dynamic

Other synonyms of mental condition include mental state, psychological condition.

mental condition (noun)	psychological state (noun)
(psychology) a mental condition in which the qualities of a state are relatively constant even though the state itself may be dynamic	(psychology) a mental condition in which the qualities of a state are relatively constant even though the state itself may be dynamic