Be efficacious and Refuse

Opposite meaning terms

Definitions of Be efficacious not found.

Refuse is an antonym for be efficacious in win topic.

Refuse verb - To be unwilling to grant.

Show all Definitions

Be efficacious is an antonym for refuse.

Nearby Words: refused, refusal, refusing, refuser

Cite this Source

Refuse and Be efficacious. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/be_efficacious/refuse

Be efficacious & Refuse. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/be_efficacious/refuse>.

Refuse or Be efficacious. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/be_efficacious/refuse.

Google Ngram Viewer shows how "be efficacious" and "refuse" have occurred on timeline