255 entries under adjective topic. ×

9
pale(dull, weak, soft, gentle)
9
unintelligible(hard, obscure, rough, difficult)
8
imprecise(clear, rough, uncertain, vague)
8
indecisive(clear, open, certain, uncertain)
8
indistinguishable(obscure, vague, hazy, indistinct)
8
undecipherable
8
undefined(weak, obscure, rough, dark)
8
unsettled(clear, open, rough, uncertain)
7
baffling(hard, obscure, difficult, loose)
7
inarticulate(still, faint, hazy, unable)
7
muddy(obscure, dark, uncertain, vague)
7
mystifying(hard, delicate, unfathomable, opaque)
7
undetermined(open, rough, determined, uncertain)
7
veiled
7
weak(dull, soft, gentle, dark)
6
questionable(clear, rough, certain, uncertain)
6
borderline(clear, open, certain, uncertain)
6
dull(weak, soft, gentle, obscure)
6
feeble(weak, pale, faded)
6
inexact(open, weak, obscure, rough)
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APASmart Define. (2015). unclear thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/unclear/thesaurus/synonyms
ChicagoSmart Define. 2015. "unclear thesaurus" https://smartdefine.org/unclear/thesaurus/synonyms (accessed September 27, 2026).
HarvardSmart Define 2015, unclear thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/unclear/thesaurus/synonyms>.
MLASmart Define. "unclear thesaurus" 13 April 2015. Web. 27 September 2026. <https://smartdefine.org/unclear/thesaurus/synonyms>