Accidental
Accidental adjective - Happening by chance.
Usage example: finding the gold was all the more remarkable because its discovery was entirely accidental
Uncertain and accidental are semantically related. In some cases you can use "Uncertain" instead an adjective "Accidental".
Uncertain
Uncertain adjective - Likely to change frequently, suddenly, or unexpectedly.
Accidental and uncertain are semantically related. Sometimes you can use "Accidental" instead an adjective "Uncertain".
Nearby Words: uncertainty, uncertainly
Mutual synonyms
Both words in one sentence
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Freak Lab Accident: It's uncertain as to how much of the event was accidental.
Cite this Source
Uncertain and Accidental. (2016). Retrieved 2026, August 13, from https://thesaurus.plus/related/accidental/uncertain
Accidental & Uncertain. N.p., 2016. Web. 13 Aug. 2026. <https://thesaurus.plus/related/accidental/uncertain>.
Uncertain or Accidental. 2016. Accessed August 13, 2026. https://thesaurus.plus/related/accidental/uncertain.
Google Ngram Viewer shows how "accidental" and "uncertain" have occurred on timeline