- Definitions|2
- Thesaurus|4.1k
- Abbreviations|0
| disgraceful(adjective, disrepute) | |
| disloyal(adjective, false, dishonest, deceitful, unreliable) | |
| distrustful | |
| doubt(noun, verb) | |
| errant | |
| erroneous(adjective, unpredictable, fickle, variable, undependable) | |
| exceptionable(adjective, certain) | |
| fair-weather(adjective, dishonest, deceitful, unreliable, insecure) | |
| fanciful(adjective, doubtful, unlikely, implausible) | |
| faulty(adjective, weak, frail, imperfect) | |
| fraudulent | |
| generalized(unclear, indistinct, indistinguishable) | |
| hairy | |
| hallucinatory(adjective, unpredictable, fickle, variable, undependable) | |
| hazy(uncertain, doubtful, shaky, vague, hesitant) | |
| immoral(corrupt, coarse, vulgar, dishonest, indecent) | |
| imprecise(adjective, rough, vague, unclear, ambiguous) | |
| impugnable(shaky, unlikely, unpromising) | |
| inaccurate(adjective, rough, vague, unpredictable, fickle) | |
| inadequate |
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| APA | Smart Define. (2015). questionable thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/questionable/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "questionable thesaurus" https://smartdefine.org/questionable/thesaurus/synonyms (accessed September 20, 2026). |
| Harvard | Smart Define 2015, questionable thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/questionable/thesaurus/synonyms>. |
| MLA | Smart Define. "questionable thesaurus" 13 April 2015. Web. 20 September 2026. <https://smartdefine.org/questionable/thesaurus/synonyms> |