Improbable antonyms

What is the opposite word for Improbable?

likely

doubtful, not likely
probable

doubtful, not likely
plausible

doubtful, unconvincing
believable

not likely
possible

not likely
ostensible

not likely
real
probably
ordinary
conceivable
credible
liable
tenable
certain

doubtful
verisimilar
reasonable

doubtful
doubtless
convincing

unconvincing
realistic
earthly
imaginable
potential
equiprobable
presumptive

Antonyms for improbable

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Improbable Thesaurus

Definitions of Improbable

Improbable Synonyms

Nearby Words

improbability, improbably

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Collinsdictionary.com

Opposite words of improbable

Cite this Source

Antonyms for Improbable. (2016). Retrieved 2026, August 13, from https://thesaurus.plus/antonyms/improbable

Antonyms for Improbable. N.p., 2016. Web. 13 Aug. 2026. <https://thesaurus.plus/antonyms/improbable>.

Antonyms for Improbable. 2016. Accessed August 13, 2026. https://thesaurus.plus/antonyms/improbable.