Find Antonyms

probability Antonyms

Opposite of probability

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

The quality or state of being likely to happen, exist, or be true; likelihood.

Usage Example

"There is a high improbability that the flight will be delayed due to the heavy fog."

Strongest
improbability
unlikelihood
Strong
impossibility
certainty

• noun (Context 2)

Something that is likely to happen or be true; a probable event, outcome, or circumstance.

Usage Example

"Before placing the order, the project manager weighed all the probabilities of a supply chain disruption."

Strongest
improbability
Strong
long shot

Similar words to probability

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

likelihood
likeliness
prospect
chance
odds
plausibility
expectation
possibility
See all synonyms of probability

• Nearby Words

proactive
proactively
proactivity
probability
probable
probably
probate

Cite this Entry

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