Synonyms|52Antonyms|0|Broader|0Narrower|0Related|2

25 entries under doubtful topic. ×

1
dubious(unlikely, implausible)
1
far-fetched(unlikely, implausible)
1
flimsy(unlikely, implausible)
1
iffy(unlikely, implausible)
1
impracticable(unreasonable, useless, absurd, unlikely)
1
improbable(adjective, likely, unlikely, implausible)
1
inconceivable(unreasonable, useless, absurd, hopeless)
1
not expected(expression, unlikely, implausible)
1
not likely(expression, unlikely, implausible)
1
outside chance(expression, unlikely, implausible)
1
questionable(unlikely, implausible)
1
slim(unlikely, implausible)
1
slim and none(expression, idiom, unlikely, implausible)
1
unbelievable(unlikely, implausible)
1
uncertain(unlikely, implausible)
1
unconvincing(unlikely, implausible)
1
unheard of(expression, unlikely, implausible)
1
unimaginable(unreasonable, useless, absurd, hopeless)
1
unsubstantial(unlikely, implausible)
1
weak(unlikely, implausible)
<12>
15 years ago|129 views|share |citing 
APASmart Define. (2011). hundred-to-one thesaurus. Retrieved September 30, 2026, from https://smartdefine.org/hundred-to-one/thesaurus/synonyms
ChicagoSmart Define. 2011. "hundred-to-one thesaurus" https://smartdefine.org/hundred-to-one/thesaurus/synonyms (accessed September 30, 2026).
HarvardSmart Define 2011, hundred-to-one thesaurus, Smart Define, viewed 30 September, 2026, <https://smartdefine.org/hundred-to-one/thesaurus/synonyms>.
MLASmart Define. "hundred-to-one thesaurus" 24 May 2011. Web. 30 September 2026. <https://smartdefine.org/hundred-to-one/thesaurus/synonyms>