4
become insolvent(verb, expression, idiom, break, drop)
4
come apart(verb, expression, phrasal verb)
4
come to nothing(verb, expression, idiom, upset, end)
4
deceive(verb, activity, upset, abandon, deliver)
4
disapprove(verb, criticize, measure, test)
4
dishonour(verb, action)
4
drain(verb, drop, end, strain, finish)
4
faint(verb, break, drop, give, decline)
4
fiasco
4
fizzle out(verb, expression, phrasal verb, stop, break)
4
halt(verb, stop, end, decline, pass)
4
lack(noun, verb, take, want, ask)
4
lag(verb, delay)
4
lapse(verb, stop, drop, end, decline)
4
pass over(verb, expression, drop, reject, disregard)
4
relapse(verb, drop, decline, fall, diminish)
4
terminate(verb, stop, break, drop, close)
4
waste(verb, break, drop, go, end)
4
wilt(verb, stop, break, drop, give)
4
blight(verb, decline, weaken, lessen, degenerate)
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APASmart Define. (2016). fail thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/fail/thesaurus/synonyms
ChicagoSmart Define. 2016. "fail thesaurus" https://smartdefine.org/fail/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2016, fail thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/fail/thesaurus/synonyms>.
MLASmart Define. "fail thesaurus" 1 April 2016. Web. 21 September 2026. <https://smartdefine.org/fail/thesaurus/synonyms>