222 entries under decline topic. ×

2
depress(verb, lower, strain, annoy)
2
discolor(verb, weaken, lessen, degenerate)
2
dry-rot(weaken, lessen, degenerate, deteriorate)
2
enervate(verb, strain, annoy, depress)
2
go to pot(verb, expression, idiom, drop)
2
go to seed(expression, idiom, weaken, lessen)
2
go to the dogs(verb, expression, idiom, drop)
2
impoverish(verb, break, drop, close)
2
let up(verb, expression, stop, pass)
2
limp(verb, adjective, diminish, lower)
2
mildew(weaken, lessen, degenerate, deteriorate)
2
moderate(verb, stop, end, pass)
2
mold(weaken, lessen, degenerate, deteriorate)
2
molder(verb, stop, end, pass)
2
mortify(weaken, lessen, degenerate, deteriorate)
2
pejorate(weaken, lessen, degenerate, deteriorate)
2
pollute(verb, weaken, lessen, degenerate)
2
putrefy(weaken, lessen, degenerate, deteriorate)
2
putresce(weaken, lessen, degenerate, deteriorate)
2
reach depths(expression, weaken, lessen, degenerate)
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APASmart Define. (2016). fail thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/fail/thesaurus/synonyms
ChicagoSmart Define. 2016. "fail thesaurus" https://smartdefine.org/fail/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2016, fail thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/fail/thesaurus/synonyms>.
MLASmart Define. "fail thesaurus" 1 April 2016. Web. 22 September 2026. <https://smartdefine.org/fail/thesaurus/synonyms>