- Definitions|2
- Thesaurus|982
- Abbreviations|0
96 entries under adjective topic. ×
| wild(foolish, unreasonable, illogical) | |
| empty | |
| ill-founded(worthless, unacceptable, inoperative, incapacitated) | |
| reasonless(false, foolish, crazy, unreasonable) | |
| sophistic(foolish, unreasonable, worthless, unacceptable) | |
| specious(foolish, unreasonable, illogical) | |
| speculative(unsubstantiated, unsupported, unfounded, groundless) | |
| unreasonable(poor, foolish, worthless, unwarranted) | |
| unsupportable(senseless, unwarranted, wanton, superfluous) | |
| without foundation(expression, idiom, unsubstantiality) | |
| dead | |
| deceptive | |
| erroneous | |
| fallacious(poor, foolish, unreasonable, untrue) | |
| foundationless(false, unwarranted, untrue, illogical) | |
| insupportable | |
| loose | |
| nonexistent(real, fictional) | |
| uncorroborated | |
| wanton(unwarranted, unfounded, uncalled-for) |
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| APA | Smart Define. (2015). baseless thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/baseless/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "baseless thesaurus" https://smartdefine.org/baseless/thesaurus/synonyms (accessed September 22, 2026). |
| Harvard | Smart Define 2015, baseless thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/baseless/thesaurus/synonyms>. |
| MLA | Smart Define. "baseless thesaurus" 14 April 2015. Web. 22 September 2026. <https://smartdefine.org/baseless/thesaurus/synonyms> |