281 entries under fail topic. ×

11
peter out(verb, expression, stop, drop, take)
11
vitiate(verb, break, cut, decline, hurt)
11
wear out(verb, expression, phrasal verb, break, drop)
10
debase(verb, upset, dull, quiet, cut)
10
degrade(verb, upset, dull, cut, decline)
10
lower(verb, upset, calm, drop, dull)
10
relax(verb, calm, go, decline, open)
9
crumble(verb, stop, break, drop, go)
9
ebb(verb, stop, calm, break, drop)
9
fatigue(verb, drop, take, bother)
9
sag(verb, drop, take, go, open)
9
slacken(verb, stop, calm, drop, go)
9
weary(verb, upset, break, drop, take)
9
worsen(verb, break, drop, decline, reduce)
8
collapse(verb, break, drop, go, decline)
8
die(verb, stop, break, decline, fall)
8
disintegrate(verb, break, drop, give, decline)
8
give way(verb, expression, idiom, phrasal verb, break)
8
spoil(verb, stop, break, cut, decline)
8
temper(verb, calm, dull, check, decline)
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APASmart Define. (2016). weaken thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/weaken/thesaurus/synonyms
ChicagoSmart Define. 2016. "weaken thesaurus" https://smartdefine.org/weaken/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2016, weaken thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/weaken/thesaurus/synonyms>.
MLASmart Define. "weaken thesaurus" 26 February 2016. Web. 26 September 2026. <https://smartdefine.org/weaken/thesaurus/synonyms>