73 entries under decline topic. ×

1
downgrade(noun, drop, collapse, extinction)
1
extinction(noun, collapse, destruction, wreck)
1
fall(noun, verb, drop, collapse)
1
gangrene(noun, ruin, collapse, failing)
1
impairment(collapse, deterioration, degeneration)
1
perishing(verb, ruin, collapse, failing)
1
putrefaction(noun, collapse, deterioration, decay)
1
putrescence(noun, collapse, deterioration, decay)
1
putridity(noun, collapse, deterioration, impairment)
1
putridness(noun, ruin, collapse, failing)
1
rot(collapse, deterioration, impairment, degeneration)
1
ruination(noun, collapse, extinction, destruction)
1
rust(ruin, collapse, failing, deterioration)
1
senescence(ruin, collapse, failing, deterioration)
1
spoilage(noun, ruin, collapse, failing)
1
spoilation(noun, ruin, collapse, failing)
1
vitiation(noun, drop, decay, degradation)
1
wasting away(noun, expression, collapse, deterioration)
0
abasement(noun, drop, decay, degradation)
0
debasement(decay, degeneration, weakening, worsening)
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APASmart Define. (2015). crumbling thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/crumbling/thesaurus/synonyms
ChicagoSmart Define. 2015. "crumbling thesaurus" https://smartdefine.org/crumbling/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2015, crumbling thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/crumbling/thesaurus/synonyms>.
MLASmart Define. "crumbling thesaurus" 10 April 2015. Web. 24 September 2026. <https://smartdefine.org/crumbling/thesaurus/synonyms>