Firm
Firm adjective - Not showing weakness or uncertainty.
Imperishable and firm are semantically related. In some cases you can use "Imperishable" instead an adjective "Firm".
Imperishable
Imperishable adjective - Impossible to destroy.
Firm and imperishable are semantically related. Sometimes you can use "Firm" instead an adjective "Imperishable".
Nearby Word: imperishability
Mutual synonyms
Related pairs
Cite this Source
Imperishable and Firm. (2016). Retrieved 2026, August 15, from https://thesaurus.plus/related/firm/imperishable
Firm & Imperishable. N.p., 2016. Web. 15 Aug. 2026. <https://thesaurus.plus/related/firm/imperishable>.
Imperishable or Firm. 2016. Accessed August 15, 2026. https://thesaurus.plus/related/firm/imperishable.
Google Ngram Viewer shows how "firm" and "imperishable" have occurred on timeline