Non-essential and Significant
Opposite meaning words
Non-essential
Significant
Significant adjective - Clearly conveying a special meaning (as one's mood).
Non-essential is an antonym for significant.
Cite this Source
Significant and Non-essential. (2016). Retrieved 2026, August 15, from https://thesaurus.plus/related/non-essential/significant
Non-essential & Significant. N.p., 2016. Web. 15 Aug. 2026. <https://thesaurus.plus/related/non-essential/significant>.
Significant or Non-essential. 2016. Accessed August 15, 2026. https://thesaurus.plus/related/non-essential/significant.