122 entries under decline topic. ×

2
discolor(verb, break, dull, hurt)
2
dry-rot(verb, weaken, lessen, degenerate)
2
exhaust(verb, blow, use, lose)
2
fail(verb, lower, weaken, lessen)
2
gall(verb, diminish, use, weary)
2
get worse(expression, weaken, lessen, degenerate)
2
go bad(verb, expression, weaken, lessen)
2
go to seed(verb, expression, idiom, use)
2
go to the dogs(verb, expression, idiom, reduce)
2
hit rock bottom(expression, idiom, weaken, lessen)
2
hit the skids(verb, expression, idiom, fail)
2
languish(weaken, degenerate, deteriorate, decay)
2
mildew(verb, weaken, lessen, degenerate)
2
mold(verb, weaken, lessen, degenerate)
2
mortify(verb, weaken, lessen, degenerate)
2
pejorate(verb, weaken, lessen, degenerate)
2
perish(verb, blow, weaken, lessen)
2
pollute(verb, break, dull, hurt)
2
putresce(verb, weaken, lessen, degenerate)
2
reach depths(expression, weaken, lessen, degenerate)
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APASmart Define. (2015). corrode thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/corrode/thesaurus/synonyms
ChicagoSmart Define. 2015. "corrode thesaurus" https://smartdefine.org/corrode/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2015, corrode thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/corrode/thesaurus/synonyms>.
MLASmart Define. "corrode thesaurus" 10 April 2015. Web. 24 September 2026. <https://smartdefine.org/corrode/thesaurus/synonyms>