6
falling(noun, verb, adjective, failing, decaying)
5
declining(verb, deteriorating)
5
sinking(noun, verb, adjective, deteriorating, dropping)
5
slumping(verb, deteriorating)
4
failing(verb, adverb, failing)
4
flopping(verb, failing)
4
foundering
3
atrophying(verb, adjective, deteriorating)
3
crumbling(adjective, rotten, decaying, cracking, dropping)
3
dead
3
decaying(verb, adjective, deteriorating)
3
descending(noun, verb, adjective, deteriorating, dropping)
3
dropping(noun, verb, adjective, deteriorating, dwindling)
3
flunking(verb, failing)
3
sagging(noun, adjective, subsiding, subsidence)
3
subsiding(noun, verb, adjective, decaying, crumbling)
3
waning(verb, deteriorating)
2
busting(verb, failing)
2
collapse
2
crashing
<1234510>
11 years ago|6k views|share |citing 
APASmart Define. (2015). collapsing thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/collapsing/thesaurus/synonyms
ChicagoSmart Define. 2015. "collapsing thesaurus" https://smartdefine.org/collapsing/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2015, collapsing thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/collapsing/thesaurus/synonyms>.
MLASmart Define. "collapsing thesaurus" 10 April 2015. Web. 20 September 2026. <https://smartdefine.org/collapsing/thesaurus/synonyms>