2
abortion(noun, defeat, failure, omission)
2
surrender(noun, breakdown, defection, flunk)
2
bankruptcy(noun, defeat, failure, win, omission)
2
barrenness(noun, fiasco, defection, flunk)
2
brush-off(noun, help, fiasco, defection, flunk)
2
brushoff(noun, help, fiasco, defection, flunk)
2
crash(noun, defeat, failure, omission)
2
depression(noun, calm, fiasco, defection, flunk)
2
forfeit(noun, failure, loss, misfortune, letdown)
2
inferiority(noun, failure, loss, misfortune, letdown)
2
non-person(noun, person, defeat, failure, omission)
2
shortfall(noun, defeat, failure, enough, omission)
2
sorrow(noun, failure, loss, misfortune, letdown)
2
turkey(noun, failure, loss, misfortune, letdown)
2
unfulfillment(noun, failure, loss, misfortune, letdown)
2
unhappiness(noun, failure, loss, misfortune, letdown)
1
breakdown(noun, defeat, failure, omission)
1
clunker(noun, defeat, slang, failure, commercial)
1
drawback(noun, defeat, failure, omission)
1
error(noun, defeat, failure, omission)
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APASmart Define. (2016). success thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/success/thesaurus/antonyms
ChicagoSmart Define. 2016. "success thesaurus" https://smartdefine.org/success/thesaurus/antonyms (accessed September 26, 2026).
HarvardSmart Define 2016, success thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/success/thesaurus/antonyms>.
MLASmart Define. "success thesaurus" 23 March 2016. Web. 26 September 2026. <https://smartdefine.org/success/thesaurus/antonyms>