112 entries under adjective topic. ×

2
invalid(meaningless, unsubstantiated, unsupported, annulled)
2
provisional(uncertain, doubtful, unsettled, vague)
2
questionable(uncertain, doubtful, shaky, vague)
2
risky(doubtful, vague, unsure)
2
speculative(doubtful, unsettled, shaky, vague)
2
undecided(doubtful, unsettled, vague, hesitant)
2
unsure(doubtful, vague)
2
void(meaningless, invalid, annulled, canceled)
1
avoided(meaningless, invalid, unsubstantiated, unsupported)
1
bad(meaningless, invalid, unsubstantiated, unsupported)
1
conditional
1
conjecturable(vague, imaginary, theoretical, supposed)
1
contestable(vague, imaginary, theoretical, supposed)
1
dead(meaningless, invalid, unsubstantiated, unsupported)
1
exploratory(unsettled, tentative, speculative, provisional)
1
forceless(void, meaningless, invalid, unsubstantiated)
1
fruitless(meaningless, invalid, unsubstantiated, unsupported)
1
ineffective(meaningless, invalid, unsubstantiated, unsupported)
1
ineffectual(meaningless, invalid, unsubstantiated, unsupported)
1
inoperative(meaningless, invalid, unsubstantiated, unsupported)
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APASmart Define. (2015). unconfirmed thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/unconfirmed/thesaurus/synonyms
ChicagoSmart Define. 2015. "unconfirmed thesaurus" https://smartdefine.org/unconfirmed/thesaurus/synonyms (accessed September 27, 2026).
HarvardSmart Define 2015, unconfirmed thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/unconfirmed/thesaurus/synonyms>.
MLASmart Define. "unconfirmed thesaurus" 14 April 2015. Web. 27 September 2026. <https://smartdefine.org/unconfirmed/thesaurus/synonyms>