133 entries under wane topic. ×

8
fail(verb, stop, drop, end, decline)
7
corrode(verb, decline, hurt, reduce, destroy)
7
corrupt(verb, decline, hurt, reduce, destroy)
7
diminution(noun, drop, fall, decrease, retreat)
7
languish(verb, drop, decline, fall, fail)
7
slump(noun, verb, drop, cut, decline)
7
weakening(noun, drop, decline, fall, decrease)
7
worsen(verb, break, drop, decline, reduce)
6
contract(verb, drop, cut, decline, reduce)
6
lapse(noun, verb, stop, drop, end)
6
shrivel(verb, drop, cut, decline, reduce)
5
break(verb, decline, fail, lower, collapse)
5
go downhill(verb, expression, idiom, stop, drop)
5
go to pot(verb, expression, idiom, drop, decline)
5
go to seed(verb, expression, idiom, decline, fail)
5
lessen(verb, drop, cut, decline, reduce)
5
wilt(verb, stop, end, pass, fall)
4
depreciate(verb, drop, cut, decline, reduce)
4
flag(verb, drop, decline, fall, fail)
4
peter out(verb, expression, stop, drop, end)
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APASmart Define. (2016). decay thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/decay/thesaurus/synonyms
ChicagoSmart Define. 2016. "decay thesaurus" https://smartdefine.org/decay/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2016, decay thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/decay/thesaurus/synonyms>.
MLASmart Define. "decay thesaurus" 14 March 2016. Web. 25 September 2026. <https://smartdefine.org/decay/thesaurus/synonyms>