Synonyms|95Antonyms|32|Broader|2Narrower|0Related|33

27 entries under unofficial topic. ×

1
unfruitful(adjective, meaningless, invalid, unsubstantiated, unsupported)
1
unratified(adjective, void, meaningless, invalid, unsubstantiated)
1
unsuccessful(adjective, meaningless, invalid, unsubstantiated, unsupported)
1
useless(adjective, void, unsound, ineffective, ineffectual)
1
vain(adjective, void, unsound, ineffective, ineffectual)
1
voided(adjective, meaningless, invalid, unsubstantiated, unsupported)
1
worthless(adjective, void, unsound, puny, ineffective)
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APASmart Define. (2015). unsanctioned thesaurus. Retrieved October 1, 2026, from https://smartdefine.org/unsanctioned/thesaurus/synonyms
ChicagoSmart Define. 2015. "unsanctioned thesaurus" https://smartdefine.org/unsanctioned/thesaurus/synonyms (accessed October 1, 2026).
HarvardSmart Define 2015, unsanctioned thesaurus, Smart Define, viewed 1 October, 2026, <https://smartdefine.org/unsanctioned/thesaurus/synonyms>.
MLASmart Define. "unsanctioned thesaurus" 14 April 2015. Web. 1 October 2026. <https://smartdefine.org/unsanctioned/thesaurus/synonyms>