40 entries under noun topic. ×

11
rotting(verb, adjective, drop, decline)
7
decay(verb, drop, decline, collapse)
5
crumbling(verb, adjective, drop, decline)
5
deterioration(decline, collapse, decay, degeneration)
4
degeneration(drop, decline, collapse, deterioration)
3
spoiling(verb, adjective, drop, decline)
3
worsening(verb, adjective, drop, decline)
2
declension(drop, decline, collapse, deterioration)
2
lessening(drop, decline, decay, degradation)
2
decadence(drop, decline, collapse, deterioration)
2
declination(drop, decline, collapse, deterioration)
2
decline(drop, collapse, deterioration, decay)
2
degradation(decline, decay, degeneration, weakening)
2
descent(drop, decline, decay, degradation)
2
fall(verb, drop, decline, decay)
2
falling apart(expression, adjective, collapse, deterioration)
1
corruption
1
degeneracy
0
corrosion(drop, decline, decay, degradation)
0
debasement(decline, decay, degeneration, weakening)
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APASmart Define. (2015). decaying thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/decaying/thesaurus/synonyms
ChicagoSmart Define. 2015. "decaying thesaurus" https://smartdefine.org/decaying/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2015, decaying thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/decaying/thesaurus/synonyms>.
MLASmart Define. "decaying thesaurus" 10 April 2015. Web. 25 September 2026. <https://smartdefine.org/decaying/thesaurus/synonyms>