paramnesia vs state of mind

paramnesia and state of mind both are nouns.

Word	Noun	Adjective	Verb	Adverb
paramnesia	Yes	No	No	No
state of mind	Yes	No	No	No

As nouns, state of mind is a hypernym of paramnesia; that is, state of mind is a word with a broader meaning than paramnesia:

paramnesia: (psychiatry) a disorder of memory in which dreams or fantasies are confused with reality
state of mind: the state of a person's cognitive processes

Other hypernyms of paramnesia include cognitive state.

paramnesia (noun)	state of mind (noun)
(psychiatry) a disorder of memory in which dreams or fantasies are confused with reality	the state of a person's cognitive processes
	a temporary psychological state