154 entries under decline topic. ×

4
waning(noun, drop, fall, decrease)
3
abasement(noun, drop, shame, disgrace)
3
adulteration(noun, hurt, damage, collapse)
3
crumbling(noun, drop, collapse, extinction)
3
dislocation(noun, decay, degeneration, weakening)
3
spoiling(noun, decay, degeneration, weakening)
3
vitiation(noun, drop, abuse, decay)
2
bankruptcy(noun, ruin, defeat, collapse)
2
consumption(disease, collapse, wear, impairment)
2
dissolution(noun, drop, fall, collapse)
2
downtrend(noun, drop, cut, fall)
2
dying(collapse, impairment, degeneration)
2
falling-off(noun, drop, fall, degeneration)
2
falloff(noun, drop, fall, decrease)
2
lowering(noun, drop, fall, decrease)
2
putridness(noun, collapse, condition, better)
2
reduction(noun, cut, decrease, shame)
2
rottenness(noun, ruin, abuse, decrease)
2
sinking(noun, drop, decrease, retreat)
2
wasting(noun, collapse, impairment, degeneration)
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APASmart Define. (2015). deterioration thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/deterioration/thesaurus/synonyms
ChicagoSmart Define. 2015. "deterioration thesaurus" https://smartdefine.org/deterioration/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2015, deterioration thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/deterioration/thesaurus/synonyms>.
MLASmart Define. "deterioration thesaurus" 10 April 2015. Web. 25 September 2026. <https://smartdefine.org/deterioration/thesaurus/synonyms>