False and Uncertain

False

False adjective - Not true in one's allegiance to someone or something.
Usage example: false friends who deserted the prizefighter when all his money was gone

Uncertain and false are semantically related. In some cases you can use "Uncertain" instead an adjective "False".

Uncertain

Uncertain adjective - Likely to change frequently, suddenly, or unexpectedly.

False and uncertain are semantically related. Sometimes you can use "False" instead an adjective "Uncertain".

Nearby Words: uncertainty, uncertainly

Both words in one sentence

  • The appendix section dedicated to her in A Dance with Dragons event lists "Her uncertain allies, false friends, and known enemies."
    Source: False Friend
  • Tarzan of the Apes ends with Jane, uncertain of her emotions, accepting a proposal from the Romantic False Lead, and Tarzan, accepting that she's honor bound, choosing not to make an issue of it and going off alone.
Cite this Source
Uncertain and False. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/false/uncertain
False & Uncertain. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/false/uncertain>.
Uncertain or False. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/false/uncertain.
Google Ngram Viewer shows how "false" and "uncertain" have occurred on timeline