Certainty
Certainty noun - A state of mind in which one is free from doubt.
Probability is an antonym for certainty.
Probability
Probability noun - The quality or state of being likely to occur.
Certainty is an antonym for probability in likelihood of something happening topic.
How words are described
| high | high certainty | high probability |
| equal | equal certainty | equal probability |
| exact | exact certainty | exact probability |
| real | real certainty | real probability |
| Other adjectives: great, greater, mathematical, statistical. | ||
Both words in one sentence
- As the number of trope examples gains magnitude, the probability of an example entirely in Japanese approaches certainty.
Source: Trope Example Laws - In Terry Pratchett's The Dark Side of the Sun, the Jokers are completely invisible to probability math, which can otherwise predict the future with near certainty.
Source: Immune to Fate - As the number of trope examples gains magnitude, the probability of an example containing only Japanese titles and wiki words approaches certainty.
Source: The First Law of Trope Examples
Cite this Source
Probability and Certainty. (2016). Retrieved 2026, August 15, from https://thesaurus.plus/related/certainty/probability
Certainty & Probability. N.p., 2016. Web. 15 Aug. 2026. <https://thesaurus.plus/related/certainty/probability>.
Probability or Certainty. 2016. Accessed August 15, 2026. https://thesaurus.plus/related/certainty/probability.
Google Ngram Viewer shows how "certainty" and "probability" have occurred on timeline