Firm and Unbacked

Firm

Firm adjective - Not showing weakness or uncertainty.

Unbacked is an antonym for firm.

Nearby Words: firming, firmness, firmly, firmed

Unbacked

Unbacked adjective - Unsupported by other people.

Firm is an antonym for unbacked in flimsy topic.
Cite this Source
Unbacked and Firm. (2016). Retrieved 2026, August 09, from https://thesaurus.plus/related/firm/unbacked
Firm & Unbacked. N.p., 2016. Web. 09 Aug. 2026. <https://thesaurus.plus/related/firm/unbacked>.
Unbacked or Firm. 2016. Accessed August 09, 2026. https://thesaurus.plus/related/firm/unbacked.
Google Ngram Viewer shows how "firm" and "unbacked" have occurred on timeline