325 entries under decline topic. ×

3
drop(verb, cut, reduce, fall)
3
drop off(verb, expression, phrasal verb, drop, cut)
3
dying(noun, collapse, down, deterioration)
3
fall apart(verb, expression, phrasal verb, weaken)
3
fall off(verb, expression, phrasal verb, drop, cut)
3
get worse(verb, expression, idiom, diminish)
3
impairment(noun, collapse, down, deterioration)
3
overthrow(noun, ruin, defeat, collapse)
3
putridity(noun, ruin, decrease, collapse)
3
regression(noun, drop, fall, return)
3
relapse(noun, verb, drop, reduce)
3
slide(noun, verb, drop, fall)
3
slip(noun, verb, drop, reduce)
3
undermine(verb, ruin, fail, blow)
3
wreck(noun, verb, ruin, defeat)
2
abate(verb, stop, drop, end, cut)
2
abrade(verb, diminish, use, weary)
2
bankruptcy(noun, ruin, defeat, collapse)
2
botch(noun, verb, ruin, defeat)
2
calm down(expression, drop, cut, reduce)
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APASmart Define. (2016). decay thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/decay/thesaurus/synonyms
ChicagoSmart Define. 2016. "decay thesaurus" https://smartdefine.org/decay/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2016, decay thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/decay/thesaurus/synonyms>.
MLASmart Define. "decay thesaurus" 14 March 2016. Web. 24 September 2026. <https://smartdefine.org/decay/thesaurus/synonyms>