collapse vs crumple

collapse is a noun but crumple is not a noun.

Word	Noun	Adjective	Verb	Adverb
collapse	Yes	No	Yes	No
crumple	No	No	Yes	No

As verbs, crumple is a hyponym of collapse; that is, crumple is a word with a more specific, narrower meaning than collapse:

Other hyponyms of collapse include go off, implode, buckle, flop, break, sink, slide down, slump.

As verbs, collapse and crumple are synonyms defined as:

Other synonyms of collapse include break down, crumble, tumble.

collapse (noun)	crumple (noun)
the act of throwing yourself down; collapse; sink
a natural event caused by something suddenly falling down or caving in
a sudden large decline of business or the prices of stocks (especially one that causes additional failures)
an abrupt failure of function or complete physical exhaustion

collapse (verb)	crumple (verb)
collapse due to fatigue, an illness, or a sudden attack	become wrinkled or crumpled or creased
lose significance, effectiveness, or value	to gather something into small wrinkles or folds
suffer a nervous breakdown	fold or collapse
break down, literally or metaphorically	fall apart
fold or close up
fall apart
cause to burst