Big gun
Big gun noun - One of high position or importance within a group.
Efficacious and big gun are semantically related. in effective topic. In some cases you can use "Efficacious" instead an adjective phrase "Big gun".
Efficacious
Efficacious adjective - Producing or capable of producing a desired result.
Big gun and efficacious are semantically related. Sometimes you can replace phrase "Big gun" with "Efficacious", this terms are similar.
Mutual synonyms
Cite this Source
Efficacious and Big gun. (2016). Retrieved 2026, August 16, from https://thesaurus.plus/related/big_gun/efficacious
Big gun & Efficacious. N.p., 2016. Web. 16 Aug. 2026. <https://thesaurus.plus/related/big_gun/efficacious>.
Efficacious or Big gun. 2016. Accessed August 16, 2026. https://thesaurus.plus/related/big_gun/efficacious.
Google Ngram Viewer shows how "big gun" and "efficacious" have occurred on timeline