169 entries under weaken topic. ×

1
rarefy(verb, decline, fall, fail, diminish)
1
retrench(verb, decline, reduce, moderate, lower)
1
return(verb, drop, close, decline, reduce)
1
succumb(drop, close, go, fail)
1
temper(verb, calm, control, quiet, decline)
1
tire(verb, end, decline, fall, fail)
1
tucker out(verb, expression, decline, fall, fail)
1
undermine(verb, decline, fail, blow)
0
adulterate(verb, decline, reduce, fail, halt)
0
alloy(decline, worsen)
0
be worse for wear(decline, worsen)
0
break(decline, worsen)
0
corrupt(decline, worsen)
0
debase(verb, decline, reduce, fail, halt)
0
degrade(decline, worsen)
0
deprave(decline, worsen)
0
fall apart(expression, decline, worsen)
0
go to pieces(expression, idiom, decline, worsen)
0
grow weaker(verb, expression, decline, fail)
0
impair(verb, decline, reduce, fail, halt)
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APASmart Define. (2015). wane thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/wane/thesaurus/synonyms
ChicagoSmart Define. 2015. "wane thesaurus" https://smartdefine.org/wane/thesaurus/synonyms (accessed September 29, 2026).
HarvardSmart Define 2015, wane thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/wane/thesaurus/synonyms>.
MLASmart Define. "wane thesaurus" 10 April 2015. Web. 29 September 2026. <https://smartdefine.org/wane/thesaurus/synonyms>