Find Antonyms

probable Antonyms

Opposite of probable

Because the opposite of probable shifts with each meaning, the 10 antonyms and opposite words below are separated across 2 exact definitions and ranked by contrast strength.
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• adjective (Context 1)

Likely to happen, exist, or be true, having more evidence for than against.

Usage Example

"Given the dark clouds gathering on the horizon, rain seems improbable this afternoon."

Strongest
improbable
unlikely
doubtful
Strong
impossible
implausible
questionable
dubious
uncertain

• noun (Context 2)

A person or thing that is likely to be chosen, to succeed, or to participate in an event or competition.

Usage Example

"The coach divided the squad into probables and possibles for the upcoming championship match."

Strong
long shot
outsider

Similar words to probable

Words similar to probable shift depending on context. Common synonyms include:

likely
plausible
expected
presumable
anticipated
contender
credible
believable
See all synonyms of probable

• Nearby Words

proactively
proactivity
probability
probable
probably
probate
probation

Cite this Entry

Wordmom. (2026). Antonyms for Probable. In Wordmom Thesaurus. Retrieved Nov 5, 2026, from https://wordmom.com/antonyms/probable
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