Unknow
Uncertainty and unknow are semantically related. In some cases you can use "Uncertainty" instead a noun "Unknow".
Uncertainty
Uncertainty noun - A feeling or attitude that one does not know the truth, truthfulness, or trustworthiness of someone or something.
Unknow and uncertainty are semantically related. Sometimes you can replace term "Unknow" with "Uncertainty", this nouns are similar.
Nearby Words: uncertain, uncertainly
Mutual synonyms
Cite this Source
Uncertainty and Unknow. (2016). Retrieved 2026, August 14, from https://thesaurus.plus/related/unknow/uncertainty
Unknow & Uncertainty. N.p., 2016. Web. 14 Aug. 2026. <https://thesaurus.plus/related/unknow/uncertainty>.
Uncertainty or Unknow. 2016. Accessed August 14, 2026. https://thesaurus.plus/related/unknow/uncertainty.
Google Ngram Viewer shows how "unknow" and "uncertainty" have occurred on timeline