Questionable and Uncertain

Questionable

Questionable adjective - Giving good reason for being doubted, questioned, or challenged.
Usage example: the runner's unexpected first-place finish is questionable, so a drug test has been ordered

Uncertain is a synonym for questionable in dubious topic. In some cases you can use "Uncertain" instead the word "Questionable" as an adjective or an adverb, when it comes to topics like opinion, certain, honest, open. popular alternative

Uncertain

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

Questionable is a synonym for uncertain in opinion topic. You can use "Questionable" instead the word "Uncertain" as an adjective or an adverb, if it concerns topics such as certain, honest, open, dubious. popular alternative

Nearby Words: uncertainty, uncertainly
Cite this Source
Uncertain and Questionable. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/questionable/uncertain
Questionable & Uncertain. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/questionable/uncertain>.
Uncertain or Questionable. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/questionable/uncertain.
Google Ngram Viewer shows how "questionable" and "uncertain" have occurred on timeline