1
perishing(decline, ruin, collapse, failing, deterioration)
1
pervertedness
1
putrescence(noun, decline, collapse, deterioration, decay)
1
putridity(decline, collapse, deterioration, impairment, degeneration)
1
putridness(decline, ruin, collapse, failing, deterioration)
1
reflux
1
regress
1
reprobacy
1
retrocession
1
rock-bottom
1
rot(decline, collapse, deterioration, immorality, depravity)
1
rotting(noun, drop, decline, collapse, deterioration)
1
ruination(decline, ruin, fall, collapse, disgrace)
1
rust(decline, ruin, collapse, failing, deterioration)
1
self-indulgence(noun, pleasure, extravagance, immorality, excess)
1
senescence(decline, ruin, collapse, failing, deterioration)
1
senselessness
1
sensuality(noun, deterioration, extravagance, immorality, excess)
1
sinfulness(evil, corruption, wickedness, sin, depravity)
1
slippage
11 years ago|8.1k views|share |citing 
APASmart Define. (2015). decadence thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/decadence/thesaurus/synonyms
ChicagoSmart Define. 2015. "decadence thesaurus" https://smartdefine.org/decadence/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2015, decadence thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/decadence/thesaurus/synonyms>.
MLASmart Define. "decadence thesaurus" 10 April 2015. Web. 24 September 2026. <https://smartdefine.org/decadence/thesaurus/synonyms>