collapse vs abandon

collapse and abandon both are nouns.

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

collapse (noun)	abandon (noun)
the act of throwing yourself down; collapse; sink	the trait of lacking restraint or control; reckless freedom from inhibition or worry
a natural event caused by something suddenly falling down or caving in	a feeling of extreme emotional intensity
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)	abandon (verb)
collapse due to fatigue, an illness, or a sudden attack	leave someone who needs or counts on you; leave in the lurch
lose significance, effectiveness, or value	stop maintaining or insisting on; of ideas or claims
suffer a nervous breakdown	leave behind empty; move out of
break down, literally or metaphorically	forsake, leave behind
fold or close up	give up with the intent of never claiming again
fall apart
cause to burst