255 entries under decline topic. ×

5
retreat(noun, drop, close, go)
5
run low(verb, expression, idiom, stop, drop)
5
slip(noun, verb, drop, settle)
4
curtail(verb, drop, cut, reduce)
4
cut(noun, verb, reduce, fail)
4
depreciate(verb, drop, cut, reduce)
4
ease off(verb, expression, phrasal verb, stop, calm)
4
fall short(verb, expression, reduce, diminish)
4
go downhill(verb, expression, idiom, stop, drop)
4
hit the skids(verb, expression, idiom, drop, strong)
4
narrow(verb, close, reduce, diminish)
4
perish(verb, stop, drop, close, go)
4
plummet(verb, drop, settle, ease)
4
plunge(verb, drop, settle, ease)
4
relapse(noun, verb, drop, settle)
4
slide(noun, verb, drop, fall)
4
tail off(verb, expression, phrasal verb, drop, cut)
4
vanish(verb, stop, drop, close, go)
4
wind down(verb, expression, phrasal verb, close)
4
worsen(verb, drop, 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>