285 entries under decline topic. ×

3
shrivel(verb, crush, weaken, lessen)
3
sicken(verb, fail, strain, annoy)
3
wear away(expression, weaken, lessen, degenerate)
3
worsen(verb, break, reduce, fail)
2
be impaired(weaken, lessen, degenerate, deteriorate)
2
become contaminated(expression, weaken, lessen, degenerate)
2
bite the dust(expression, idiom, drop, meet)
2
cascade(verb, drop, settle, ease)
2
cease(verb, stop, break, drop)
2
corrode(verb, reduce, slip, weaken)
2
croak(verb, break, drop, fail)
2
curdle(verb, weaken, lessen, degenerate)
2
decadence(noun, fall, deterioration, impairment)
2
defile(verb, weaken, lessen, degenerate)
2
deflation(noun, fall, blow, decrease)
2
degeneration(noun, end, ruin, fall)
2
depart(verb, break, drop, fail)
2
depreciate(verb, drop, settle, ease)
2
depression(noun, ruin, catastrophe, reduction)
2
dip(noun, verb, drop, settle)
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APASmart Define. (2016). collapse thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/collapse/thesaurus/synonyms
ChicagoSmart Define. 2016. "collapse thesaurus" https://smartdefine.org/collapse/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2016, collapse thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/collapse/thesaurus/synonyms>.
MLASmart Define. "collapse thesaurus" 29 February 2016. Web. 23 September 2026. <https://smartdefine.org/collapse/thesaurus/synonyms>