epidemic hysertia vs craze

epidemic hysertia and craze both are nouns.

Word	Noun	Adjective	Verb	Adverb
epidemic hysertia	Yes	No	No	No
craze	Yes	No	Yes	No

As nouns, craze is a hypernym of epidemic hysertia; that is, craze is a word with a broader meaning than epidemic hysertia:

epidemic hysertia: a condition in which a large group of people exhibit the same state of violent mental agitation
craze: state of violent mental agitation

Other hypernyms of epidemic hysertia include delirium, frenzy, fury, hysteria.

epidemic hysertia (noun)	craze (noun)
a condition in which a large group of people exhibit the same state of violent mental agitation	a fine crack in a glaze or other surface
	an interest followed with exaggerated zeal
	state of violent mental agitation

epidemic hysertia (verb)	craze (verb)
	develop a fine network of cracks
	cause to go crazy; cause to lose one's mind