5
insolvent(adjective, ruined)
5
miscarried(verb, unsuccessful, unproductive)
4
bankrupt(adjective, unable)
4
blundered
4
ignored(verb, neglected)
4
ineffective(adjective, arouse bad feelings)
4
overlooked(verb, neglected)
4
pointless(adjective, unsuccessful, arouse bad feelings)
4
ruined(adjective, bankrupt, broke, insolvent)
4
stumbled
3
aborted
3
blunder
3
bootless(adjective, arouse bad feelings)
3
faded
3
faltered
3
floundered
3
forgot(verb, neglected)
3
inefficacious(adjective, arouse bad feelings)
3
vain(adjective, unsuccessful, arouse bad feelings)
2
abated
10 years ago|9.4k views|share |citing 
APASmart Define. (2016). failed thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/failed/thesaurus/synonyms
ChicagoSmart Define. 2016. "failed thesaurus" https://smartdefine.org/failed/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2016, failed thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/failed/thesaurus/synonyms>.
MLASmart Define. "failed thesaurus" 24 March 2016. Web. 20 September 2026. <https://smartdefine.org/failed/thesaurus/synonyms>