crisis vs slump

crisis and slump both are nouns.

Word	Noun	Adjective	Verb	Adverb
crisis	Yes	No	No	No
slump	Yes	No	Yes	No

As nouns, slump is a hyponym of crisis; that is, slump is a word with a more specific, narrower meaning than crisis:

crisis: an unstable situation of extreme danger or difficulty
slump: a long-term economic state characterized by unemployment and low prices and low levels of trade and investment

Other hyponyms of crisis include Dunkirk, exigency, critical point, crossroads, juncture, depression, economic crisis.

crisis (noun)	slump (noun)
a crucial stage or turning point in the course of something	a noticeable deterioration in performance or quality
an unstable situation of extreme danger or difficulty	a long-term economic state characterized by unemployment and low prices and low levels of trade and investment

crisis (verb)	slump (verb)
	fall heavily or suddenly; decline markedly
	fall or sink heavily
	assume a drooping posture or carriage
	fall in value