Synonyms|527Antonyms|88|Broader|4Narrower|0Related|667

49 entries under expression topic. ×

3
not likely(adjective, idiom, unreasonable, doubtful)
2
hard to believe(adjective, idiom)
1
beyond belief(adjective, extraordinary, amazing, unbelievable)
1
beyond reason(extraordinary, strange, unbelievable, implausible)
1
far out(verb, phrasal verb, unreasonable, dubious)
1
for the birds(idiom, extraordinary, unreasonable, dubious)
1
full of holes(idiom, extraordinary, unreasonable, dubious)
1
more than doubtful
1
more than expected
1
not expected(adjective, doubtful, likely, unlikely)
1
open to doubt(idiom, extraordinary, amazing, incredible)
1
out of the question(wild, absurd, unbelievable, implausible)
1
outside chance(adjective, doubtful, dubious, likely)
1
past belief(extraordinary, amazing, incredible)
1
possible but improbably(idiom, possibility)
1
quite another thing
1
slim and none(adjective, idiom, doubtful, likely)
1
something else again
1
too much(thin, extraordinary, unreasonable, dubious)
1
touch and go(idiom, uncertain, doubtful, unsure)
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APASmart Define. (2015). improbable thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/improbable/thesaurus/synonyms
ChicagoSmart Define. 2015. "improbable thesaurus" https://smartdefine.org/improbable/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2015, improbable thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/improbable/thesaurus/synonyms>.
MLASmart Define. "improbable thesaurus" 14 April 2015. Web. 20 September 2026. <https://smartdefine.org/improbable/thesaurus/synonyms>