8
fall through(verb, expression, phrasal verb, fail, failure)
8
stumble(noun, verb, upset, drop, decline)
8
subside(verb, break, drop, decline, settle)
8
succumb(verb, health, stop, break, drop)
8
swoon(noun, verb, upset, faint, succumb)
7
abyss(noun, disaster, catastrophe, upheaval, cataclysm)
7
bend(verb, stop, break, drop, go)
7
come to nothing(verb, expression, idiom, fail, failure)
7
conk out(noun, verb, expression, phrasal verb, health)
7
deflate(verb, break, drop, decline, reduce)
7
descend(verb, move, break, drop, decline)
7
descent(noun, drop, end, decline, ruin)
7
disruption(noun, disorder, ruin, confusion, failure)
7
dissolution(noun, decline, disorder, confusion, division)
7
ebb(noun, verb, drop, decline, settle)
7
end(noun, verb, stop, break, drop)
7
fade(verb, decline, weaken, lessen, lapse)
7
give out(verb, expression, phrasal verb, health, break)
7
go to pieces(verb, expression, idiom, break, drop)
7
mess(noun, decline, disorder, ruin, defeat)
10 years ago|27k views|share |citing 
APASmart Define. (2016). collapse thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/collapse/thesaurus/synonyms
ChicagoSmart Define. 2016. "collapse thesaurus" https://smartdefine.org/collapse/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2016, collapse thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/collapse/thesaurus/synonyms>.
MLASmart Define. "collapse thesaurus" 29 February 2016. Web. 20 September 2026. <https://smartdefine.org/collapse/thesaurus/synonyms>