Uncertain
Uncertain adjective - Likely to change frequently, suddenly, or unexpectedly.
Usage example: the stifling heat would occasionally be relieved by an uncertain breeze
Unstable is a synonym for uncertain in change topic. In some cases you can use "Unstable" instead an adjective "Uncertain", when it comes to topics like volatile, lubricious, changeable, erratic.
Nearby Words: uncertainty, uncertainly
Unstable
Unstable adjective - Likely to change frequently, suddenly, or unexpectedly.
Usage example: financial investors don't like an unstable economy
Uncertain is a synonym for unstable in change topic. You can use "Uncertain" instead an adjective "Unstable", if it concerns topics such as doubtful, volatile, lubricious, changeable.
Nearby Word: unstably
Mutual synonyms
Related pairs
- capricious and uncertain
- capricious and unstable
- unsettled and uncertain
- unsettled and unstable
- ambiguous and uncertain
- ambiguous and unstable
- precarious and uncertain
- precarious and unstable
- inconsistent and uncertain
- inconsistent and unstable
- chancy and uncertain
- chancy and unstable
- volatile and uncertain
- volatile and unstable
Cite this Source
Unstable and Uncertain. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/uncertain/unstable
Uncertain & Unstable. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/uncertain/unstable>.
Unstable or Uncertain. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/uncertain/unstable.
Google Ngram Viewer shows how "uncertain" and "unstable" have occurred on timeline