Showing "undefined" (corrected from "undefined character") | add "undefined character" definition
| indefinite(adjective, rough, uncertainty, uncertain, doubtful) | |
| indistinct(adjective, obscure, rough, uncertainty, uncertain) | |
| vague(adjective, weak, dark, uncertainty, uncertain) | |
| indeterminate(adjective, weak, uncertainty, uncertain, doubtful) | |
| undetermined(adjective, weak, obscure, dark, uncertain) | |
| obscure(adjective, rough, uncertain, doubtful, dim) | |
| inexact(adjective, weak, obscure, dark, uncertain) | |
| unclear(adjective, weak, obscure, rough, dark) | |
| unlimited(adjective, uncertain, vague, unknown, general) | |
| ambiguous(adjective, weak, dark, uncertainty, uncertain) | |
| limitless(adjective, infinite, boundless, unlimited, unbounded) | |
| unspecified(adjective, uncertain, vague, unknown, unfixed) | |
| amorphous(adjective, rough, disorganized, unformed, shapeless) | |
| boundless(adjective, immense, infinite, unlimited, incomprehensible) | |
| dim(adjective, weak, obscure, dark, doubtful) | |
| uncertain(adjective, doubtful, vague, dubious, unknown) | |
| unorganized(rough, disorganized, unformed, amorphous, shapeless) | |
| hazy(adjective, vague) | |
| indistinguishable(adjective, weak, obscure, dark, dim) | |
| misty |
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| APA | Smart Define. (2015). undefined thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/undefined/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "undefined thesaurus" https://smartdefine.org/undefined/thesaurus/synonyms (accessed September 22, 2026). |
| Harvard | Smart Define 2015, undefined thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/undefined/thesaurus/synonyms>. |
| MLA | Smart Define. "undefined thesaurus" 10 April 2015. Web. 22 September 2026. <https://smartdefine.org/undefined/thesaurus/synonyms> |