255 entries under decline topic. ×

2
mitigate(verb, control, reduce, release)
2
modify(verb, drop, control, cut)
2
mold(verb, weaken, lessen, degenerate)
2
mortify(verb, weaken, lessen, degenerate)
2
narrow down(expression, drop, cut, reduce)
2
pejorate(verb, weaken, lessen, degenerate)
2
pollute(verb, weaken, lessen, degenerate)
2
putresce(verb, weaken, lessen, degenerate)
2
quell(verb, stop, calm, drop, dull)
2
reach depths(expression, weaken, lessen, degenerate)
2
relax(verb, reduce, release, fail)
2
restrain(verb, drop, control, quiet, cut)
2
rot(verb, stop, drop, end)
2
sap(verb, fail, blow, weaken)
2
sicken(verb, weaken, lessen, degenerate)
2
slash(verb, drop, quiet, cut)
2
soften(verb, drop, control, cut)
2
spoil(verb, weaken, lessen, lapse)
2
suppurate(verb, weaken, lessen, degenerate)
2
thin(verb, close, fall, fail)
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APASmart Define. (2015). wane thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/wane/thesaurus/synonyms
ChicagoSmart Define. 2015. "wane thesaurus" https://smartdefine.org/wane/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2015, wane thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/wane/thesaurus/synonyms>.
MLASmart Define. "wane thesaurus" 10 April 2015. Web. 25 September 2026. <https://smartdefine.org/wane/thesaurus/synonyms>