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blowing hot and cold(expression, adjective, idiom, open, unsure)
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boggler
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boggles
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careful(wary, mistrustful, distrustful)
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changeable(doubtful, vague, unsure)
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chary(wary, mistrustful, distrustful)
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concerned(anxious, worried, troubled)
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contingent(shaky, unlikely, unpromising)
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dicey(shaky, unlikely, unpromising)
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diffident(uncertain, doubtful, unsure)
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disbelieving
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disquieted(anxious, worried, troubled)
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disreputable(shaky, unlikely, unpromising)
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dithering(adjective, open, unsure, unresolved)
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doubtable(uncertain, doubtful, shaky, unlikely, unpromising)
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drawly
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erratic(doubtful, vague, unsure)
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far-fetched(uncertain, doubtful, shaky, unsure, unlikely)
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fat chance(expression, shaky, unlikely, unpromising)
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fitful(doubtful, vague, unsure)
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APASmart Define. (2015). in doubt thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/in_doubt/thesaurus/synonyms
ChicagoSmart Define. 2015. "in doubt thesaurus" https://smartdefine.org/in_doubt/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2015, in doubt thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/in_doubt/thesaurus/synonyms>.
MLASmart Define. "in doubt thesaurus" 14 April 2015. Web. 23 September 2026. <https://smartdefine.org/in_doubt/thesaurus/synonyms>