85 entries under decline topic. ×

4
fading(noun, ruin, collapse, failing)
4
failing(noun, ruin, collapse, deterioration)
4
regression(noun, drop, return, lapse)
4
retrogression(noun, drop, return, lapse)
4
rottenness(ruin, failing, immorality, depravity)
3
abasement(noun, drop, shame, disgrace)
3
dissolution(noun, pleasure, collapse, deterioration)
2
blight(collapse, deterioration, impairment, degeneration)
2
collapse(noun, ruin, fall, failure)
2
comedown(noun, end, ruin, fall)
2
decaying(noun, drop, collapse, deterioration)
2
depreciation(noun, drop, collapse, deterioration)
2
downturn(noun, drop, decay, degradation)
2
drop(noun, end, ruin, fall)
2
dying(ruin, collapse, failing, deterioration)
2
falling-off(deterioration, degeneration)
2
perversion(evil, shame, disgrace, decay)
2
putrefaction(noun, collapse, deterioration, decay)
2
waning(deterioration, degeneration)
2
weakening(noun, worsening)
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APASmart Define. (2015). decadence thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/decadence/thesaurus/synonyms
ChicagoSmart Define. 2015. "decadence thesaurus" https://smartdefine.org/decadence/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2015, decadence thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/decadence/thesaurus/synonyms>.
MLASmart Define. "decadence thesaurus" 10 April 2015. Web. 25 September 2026. <https://smartdefine.org/decadence/thesaurus/synonyms>