16 entries under obscure topic. ×
| undefined(adjective, clear, doubtful, vague) | |
| ambiguous(adjective, clear, plain, doubtful) | |
| imprecise(adjective, doubtful) | |
| indeterminate(adjective, uncertain, doubtful, vague) | |
| unclear(adjective, clear, doubtful) | |
| indistinct(adjective, plain, doubtful, ambiguous) | |
| inexact(adjective, doubtful) | |
| doubtful(adjective, unclear, questionable) | |
| equivocal(adjective, clear, uncertain, doubtful) | |
| unfixed(adjective, doubtful) | |
| unlimited(adjective, limited, doubtful, little) | |
| questionable(adjective, clear, doubtful, indisputable) | |
| fuzzy(adjective, smooth, doubtful) | |
| nebulous(adjective, confused) | |
| unsure(adjective, clear, certain, doubtful) | |
| not clear(expression, adjective, doubtful) |
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| APA | Smart Define. (2016). definite thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/definite/thesaurus/antonyms |
| Chicago | Smart Define. 2016. "definite thesaurus" https://smartdefine.org/definite/thesaurus/antonyms (accessed September 29, 2026). |
| Harvard | Smart Define 2016, definite thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/definite/thesaurus/antonyms>. |
| MLA | Smart Define. "definite thesaurus" 31 March 2016. Web. 29 September 2026. <https://smartdefine.org/definite/thesaurus/antonyms> |