Inconsistent and Permanent

Inconsistent

Inconsistent adjective - Likely to change frequently, suddenly, or unexpectedly.
Usage example: an inconsistent breeze was our only relief from the heat

Permanent is an antonym for inconsistent.

Permanent

Permanent adjective - Lasting forever.

Inconsistent is an antonym for permanent.

Both words in one sentence

Cite this Source
Permanent and Inconsistent. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/inconsistent/permanent
Inconsistent & Permanent. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/inconsistent/permanent>.
Permanent or Inconsistent. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/inconsistent/permanent.
Google Ngram Viewer shows how "inconsistent" and "permanent" have occurred on timeline