Unstable
Unstable adjective - Likely to change frequently, suddenly, or unexpectedly.
Usage example: financial investors don't like an unstable economy
Unreliable is a synonym for unstable in unsteady topic. In some cases you can use "Unreliable" instead an adjective "Unstable", when it comes to topics like changeable, erratic.
Nearby Word: unstably
Unreliable
Unreliable adjective - Not worthy of reliance or trust.
Unstable is a synonym for unreliable in erratic topic. You can use "Unstable" instead an adjective "Unreliable", if it concerns topics such as not true.
Nearby Words: unreliability, unreliably
Mutual synonyms
Related pairs
- capricious and unstable
- capricious and unreliable
- precarious and unstable
- precarious and unreliable
- treacherous and unstable
- treacherous and unreliable
- volatile and unstable
- volatile and unreliable
- unsteady and unstable
- unsteady and unreliable
- insecure and unstable
- insecure and unreliable
- unsound and unstable
- unsound and unreliable
Cite this Source
Unreliable and Unstable. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/unstable/unreliable
Unstable & Unreliable. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/unstable/unreliable>.
Unreliable or Unstable. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/unstable/unreliable.
Google Ngram Viewer shows how "unstable" and "unreliable" have occurred on timeline