Instability and Substantiality
Opposite meaning words
Instability
Instability noun - The quality or state of not being firmly fixed in position.
Usage example: the instability of the bridge became tragically apparent when it suddenly collapsed
Substantiality is an antonym for instability.
Nearby Word: instance
Substantiality
Substantiality noun - The quality or state of being large in size.
Instability is an antonym for substantiality in topics: stability, immovability, resistance of some degree.
Cite this Source
Substantiality and Instability. (2016). Retrieved 2026, August 15, from https://thesaurus.plus/related/instability/substantiality
Instability & Substantiality. N.p., 2016. Web. 15 Aug. 2026. <https://thesaurus.plus/related/instability/substantiality>.
Substantiality or Instability. 2016. Accessed August 15, 2026. https://thesaurus.plus/related/instability/substantiality.
Google Ngram Viewer shows how "instability" and "substantiality" have occurred on timeline