1
presentiment
1
prodigiosity
1
prognosis
1
promise
1
prophecy
1
prospectus
1
scariness
1
sleeper(unknown, doubtfulness, underdog, also-ran, implausibility)
1
speculation
1
stalking horse(expression, unknown, doubtfulness, underdog, sleeper)
1
strange thing
1
unanticipation
1
uncertainness
1
underdog(unknown, doubtfulness, sleeper, also-ran, implausibility)
1
unexpected winner(expression, unknown, doubtfulness, underdog, sleeper)
1
unexpectedness
1
unforeseeableness
1
unknown(doubtfulness, underdog, sleeper, also-ran, implausibility)
1
unknown quantity(expression, unknown, doubtfulness, underdog, sleeper)
1
unlikely winner(expression, unknown, doubtfulness, underdog, sleeper)
11 years ago|2.3k views|share |citing 
APASmart Define. (2015). improbability thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/improbability/thesaurus/synonyms
ChicagoSmart Define. 2015. "improbability thesaurus" https://smartdefine.org/improbability/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2015, improbability thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/improbability/thesaurus/synonyms>.
MLASmart Define. "improbability thesaurus" 14 April 2015. Web. 20 September 2026. <https://smartdefine.org/improbability/thesaurus/synonyms>