Synonyms|930Antonyms|415|Broader|15Narrower|12Related|3.8k

70 entries under expression topic. ×

1
not believing(adjective, uncertain, hesitant, unsure)
1
not deserving belief
1
not expected(doubtful, unlikely, implausible)
1
not following(uncertain, hesitant, unsure)
1
not likely(adjective, unreasonable, doubtful, flimsy)
1
on thin ice(adjective, idiom, delicate, uncertain)
1
open to suspicion
1
outside chance(doubtful, unlikely, implausible, improbable)
1
past belief(extraordinary, amazing, astonishing, incredible)
1
slim and none(idiom, doubtful, unlikely, implausible)
1
too much(extraordinary, unreasonable, astonishing, shady)
1
touch and go(adjective, idiom, delicate, uncertain)
1
unheard of(doubtful, unlikely, implausible)
1
unworthy of belief
1
up for discussion(adjective, idiom, uncertain, doubtful)
1
up for grabs(adjective, idiom, uncertain, nervous)
1
up in the air(adjective, idiom, open, uncertain)
1
without belief(uncertain, hesitant, unsure)
0
being tested(adjective, suspect)
0
clear as dishwater(idiom, uncertain, vague, unclear)
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ChicagoSmart Define. 2016. "dubious thesaurus" https://smartdefine.org/dubious/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2016, dubious thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/dubious/thesaurus/synonyms>.
MLASmart Define. "dubious thesaurus" 4 March 2016. Web. 22 September 2026. <https://smartdefine.org/dubious/thesaurus/synonyms>