Important and Unsustaining

Opposite meaning words

Important adjective - Having great meaning or lasting effect.

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Unsustaining is an antonym for important.

Definitions of Important not found.

Important is an antonym for unsustaining in weak topic.

Cite this Source

Unsustaining and Important. (2016). Retrieved 2026, July 22, from https://thesaurus.plus/related/important/unsustaining

Important & Unsustaining. N.p., 2016. Web. 22 Jul. 2026. <https://thesaurus.plus/related/important/unsustaining>.

Unsustaining or Important. 2016. Accessed July 22, 2026. https://thesaurus.plus/related/important/unsustaining.

Google Ngram Viewer shows how "important" and "unsustaining" have occurred on timeline