200 entries under noun topic. ×

2
ebbing(drop, fall, failure, deterioration)
2
evildoing(wickedness, sin, depravity, vice)
2
falling-off(drop, decline, fall, deterioration)
2
gangrene(decline, ruin, collapse, failing)
2
involution
2
loss(drop, decline, fall, collapse)
2
mortification(decline, ruin, collapse, disgrace)
2
overthrow(end, ruin, fall, collapse)
2
retrocession(drop, decrease, retreat, wane)
2
retrogradation(drop, lapse, deterioration, repetition)
2
shift
2
sin(wickedness, depravity, vice)
2
sinking(drop, decrease, retreat, wane)
2
slump(drop, decline, fall, failure)
2
vice(evil, corruption, wickedness, sin)
2
villainousness(wickedness, sin, depravity, vice)
2
waning(drop, decline, fall, decrease)
2
wasting(decline, ruin, collapse, failing)
1
adulteration(drop, decline, harm, collapse)
1
backflow(drop, decrease, retreat, wane)
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APASmart Define. (2015). degeneration thesaurus. Retrieved September 30, 2026, from https://smartdefine.org/degeneration/thesaurus/synonyms
ChicagoSmart Define. 2015. "degeneration thesaurus" https://smartdefine.org/degeneration/thesaurus/synonyms (accessed September 30, 2026).
HarvardSmart Define 2015, degeneration thesaurus, Smart Define, viewed 30 September, 2026, <https://smartdefine.org/degeneration/thesaurus/synonyms>.
MLASmart Define. "degeneration thesaurus" 10 April 2015. Web. 30 September 2026. <https://smartdefine.org/degeneration/thesaurus/synonyms>