Synonyms|508Antonyms|222|Broader|3Narrower|0Related|2.1k

76 entries under uncertain topic. ×

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disputable(doubtful, unsure)
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hanging back(expression, shy, doubtful, hesitant)
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hanging by thread(expression, idiom, nervous, hesitant)
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in doubt(expression, doubtful, unsure)
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lacking confidence(expression, shy, doubtful, hesitant)
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moot(doubtful, unsure)
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mootable(doubtful, unsure)
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on thin ice(expression, idiom, nervous, hesitant)
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perplexed(doubtful, unsure)
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questionable(doubtful, unsure)
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shady(doubtful, unsure)
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slow(shy, doubtful, hesitant, cautious)
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touchy(nervous, worried, hesitant, insecure)
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trustless(doubtful, unsure)
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vague(nervous, worried, hesitant, insecure)
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wobbly(nervous, hesitant, insecure, unsure)
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APASmart Define. (2016). diffident thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/diffident/thesaurus/synonyms
ChicagoSmart Define. 2016. "diffident thesaurus" https://smartdefine.org/diffident/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2016, diffident thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/diffident/thesaurus/synonyms>.
MLASmart Define. "diffident thesaurus" 24 March 2016. Web. 22 September 2026. <https://smartdefine.org/diffident/thesaurus/synonyms>