103 entries under dubious topic. ×

30
ambiguous(adjective, cover, clear, open, obscure)
24
vague(adjective, clear, open, obscure, rough)
16
indefinite(adjective, open, rough, uncertainty, uncertain)
15
uncertain(adjective, clear, open, obscure, rough)
15
doubtful(adjective, clear, open, obscure, rough)
14
obscure(adjective, cover, clear, rough, difficult)
14
questionable(adjective, clear, obscure, rough, honest)
13
indeterminate(adjective, clear, obscure, rough, certain)
13
unclear(adjective, clear, open, obscure, rough)
10
cryptic(adjective, cover, obscure, difficult, dark)
10
indistinct(adjective, rough, uncertainty, uncertain, doubtful)
10
suspicious(adjective, honest, uncertain, doubtful, hesitant)
9
problematic(adjective, clear, rough, delicate, certain)
7
fishy(adjective, honest, informal, uncertain, doubtful)
7
mysterious(adjective, dark, uncertain, doubtful, vague)
7
tenebrous(adjective, obscure, rough, difficult, dark)
7
undecided(adjective, open, uncertain, definite, doubtful)
6
borderline(adjective, clear, open, delicate, certain)
6
suspect(adjective, honest, uncertain, doubtful, vague)
6
open(adjective, uncertain, unstable, doubtful, unsettled)
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APASmart Define. (2015). equivocal thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/equivocal/thesaurus/synonyms
ChicagoSmart Define. 2015. "equivocal thesaurus" https://smartdefine.org/equivocal/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2015, equivocal thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/equivocal/thesaurus/synonyms>.
MLASmart Define. "equivocal thesaurus" 13 April 2015. Web. 25 September 2026. <https://smartdefine.org/equivocal/thesaurus/synonyms>