154 entries under decline topic. ×

8
declination(noun, increase, return, collapse)
8
regression(noun, drop, fall, back)
7
decomposition(noun, collapse, condition, better)
7
decrease(noun, drop, fall, collapse)
7
disintegration(noun, drop, collapse, condition)
7
fading(noun, collapse, impairment, degeneration)
7
failing(noun, drop, ruin, defeat)
7
lessening(noun, drop, fall, decrease)
7
weakening(noun, drop, fall, damage)
6
backsliding(noun, drop, fall, back)
6
collapse(noun, end, ruin, defeat)
6
debasement(noun, drop, hurt, blow)
6
depreciation(noun, drop, hurt, blow)
6
recession(drop, fall, back, return)
6
recidivism(noun, back, slow, lapse)
5
breakdown(noun, end, ruin, defeat)
5
checkmate(noun, ruin, defeat, back)
5
corrosion(noun, drop, collapse, decay)
5
decaying(noun, collapse, decay, degeneration)
5
disrepair(noun, drop, collapse, extinction)
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APASmart Define. (2015). deterioration thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/deterioration/thesaurus/synonyms
ChicagoSmart Define. 2015. "deterioration thesaurus" https://smartdefine.org/deterioration/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2015, deterioration thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/deterioration/thesaurus/synonyms>.
MLASmart Define. "deterioration thesaurus" 10 April 2015. Web. 24 September 2026. <https://smartdefine.org/deterioration/thesaurus/synonyms>