194 entries under decline topic. ×

8
sink(verb, stop, break, drop, end)
7
mold(noun, verb, weaken, lessen)
7
rotting(noun, collapse, deterioration, decay)
7
waste(verb, break, ruin, destroy)
7
worsen(verb, break, drop, reduce)
6
break up(verb, expression, phrasal verb, break)
6
corrode(verb, break, hurt, reduce)
6
debase(verb, hurt, ruin, fail)
6
descend(verb, break, reduce, fail)
6
gangrene(noun, disease, collapse, deterioration)
6
languish(verb, drop, dull, fall)
6
mildew(verb, weaken, lessen, stain)
6
mortification(noun, disease, collapse, deterioration)
6
spoilage(noun, collapse, condition, deterioration)
5
deterioration(noun, collapse, condition, better)
5
disintegration(noun, collapse, condition, deterioration)
5
fade(verb, stop, break, drop, end)
5
putresce(verb, weaken, lessen, degenerate)
5
putridness(noun, collapse, condition, deterioration)
5
stagnate(verb, idle, deteriorate, languish)
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APASmart Define. (2016). rot thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/rot/thesaurus/synonyms
ChicagoSmart Define. 2016. "rot thesaurus" https://smartdefine.org/rot/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2016, rot thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/rot/thesaurus/synonyms>.
MLASmart Define. "rot thesaurus" 29 March 2016. Web. 24 September 2026. <https://smartdefine.org/rot/thesaurus/synonyms>