71 entries under vague topic. ×
| unforeseeable(doubtful, hesitant, changeable, unsure) | |
| unknown(adjective, rough, strange, new, determined) | |
| unpredictable(doubtful, hesitant, changeable, unsure) | |
| unspecific(adjective, unknown, general, unclear) | |
| up for grabs(expression, idiom, doubtful, hesitant) | |
| up in the air(expression, adjective, idiom, open, certain) | |
| waffling(adjective, open, weak, uncertain, doubtful) | |
| changing(adjective, weak, uncertain, doubtful, unsettled) | |
| conjectural(doubtful, hesitant, changeable, unsure) | |
| fitful(doubtful, hesitant, changeable, unsure) | |
| in doubt(expression, open, uncertain, doubtful, unsettled) | |
| incalculable(adjective, doubtful, hesitant, changeable) | |
| inconstant(adjective, doubtful, hesitant, changeable) | |
| irregular(adjective, doubtful, hesitant, changeable) | |
| tentative(adjective, open, weak, uncertain, doubtful) | |
| variable(doubtful, hesitant, changeable, unsure) | |
| evasive(adjective, unknown, general, unclear) | |
| hanging by a thread(expression, doubtful, hesitant, changeable) | |
| inexhaustible(adjective, unknown, general, unclear) | |
| infinite(adjective, unknown, general, unclear) |
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| APA | Smart Define. (2015). undetermined thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/undetermined/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "undetermined thesaurus" https://smartdefine.org/undetermined/thesaurus/synonyms (accessed September 29, 2026). |
| Harvard | Smart Define 2015, undetermined thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/undetermined/thesaurus/synonyms>. |
| MLA | Smart Define. "undetermined thesaurus" 14 April 2015. Web. 29 September 2026. <https://smartdefine.org/undetermined/thesaurus/synonyms> |