delirium vs manic disorder

delirium and manic disorder both are nouns.

Word	Noun	Adjective	Verb	Adverb
delirium	Yes	No	No	No
manic disorder	Yes	No	No	No

As nouns, manic disorder is a hypernym of delirium; that is, manic disorder is a word with a broader meaning than delirium:

delirium: state of violent mental agitation
manic disorder: a mood disorder; an affective disorder in which the victim tends to respond excessively and sometimes violently

Other hypernyms of delirium include mania.

delirium (noun)	manic disorder (noun)
a usually brief state of excitement and mental confusion often accompanied by hallucinations	a mood disorder; an affective disorder in which the victim tends to respond excessively and sometimes violently
state of violent mental agitation