Unsure and Undetermined

Unsure

Unsure adjective - Not feeling sure about the truth, wisdom, or trustworthiness of someone or something.

Undetermined is a synonym for unsure in certain topic. In some cases you can use "Undetermined" instead an adjective "Unsure".

Undetermined

Undetermined adjective - Not yet settled or decided.
Usage example: the fate of the prisoners is still undetermined

Unsure is a synonym for undetermined in certain topic. You can use "Unsure" instead an adjective "Undetermined".

Nearby Word: undeterminable
Cite this Source
Undetermined and Unsure. (2016). Retrieved 2026, August 02, from https://thesaurus.plus/related/unsure/undetermined
Unsure & Undetermined. N.p., 2016. Web. 02 Aug. 2026. <https://thesaurus.plus/related/unsure/undetermined>.
Undetermined or Unsure. 2016. Accessed August 02, 2026. https://thesaurus.plus/related/unsure/undetermined.
Google Ngram Viewer shows how "unsure" and "undetermined" have occurred on timeline