- Definitions|1
- Thesaurus|473
- Abbreviations|0
35 entries under unknown topic. ×
| doubtful(adjective, weak, obscure, rough, dark) | |
| dubious(adjective, rough, vague, unclear) | |
| unsettled(adjective, rough, faint, vague) | |
| unsure(adjective, rough, faint, vague) | |
| evasive(adjective, vague, general, unclear) | |
| indeterminable(adjective, vague, general, unclear) | |
| inexhaustible(adjective, vague, general, unclear) | |
| infinite(adjective, vague, general, unclear) | |
| innumerable(adjective, vague, general, unclear) | |
| intangible(adjective, vague, general, unclear) | |
| open-ended(adjective, unfixed, unlimited, unspecified) | |
| undependable(adjective, vague, general, unclear) | |
| unfixed(adjective, vague, general, unclear) | |
| unlimited(adjective, vague, general, unclear) | |
| wide(adjective, vague, general, unclear) |
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| APA | Smart Define. (2015). ill-defined thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/ill-defined/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "ill-defined thesaurus" https://smartdefine.org/ill-defined/thesaurus/synonyms (accessed September 23, 2026). |
| Harvard | Smart Define 2015, ill-defined thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/ill-defined/thesaurus/synonyms>. |
| MLA | Smart Define. "ill-defined thesaurus" 13 April 2015. Web. 23 September 2026. <https://smartdefine.org/ill-defined/thesaurus/synonyms> |