Be efficacious
Take effect and be efficacious are semantically related In some cases you can use "Take effect" instead a verb phrase "Be efficacious".
Take effect
Take effect verb - Go into effect or become effective or operative.
Be efficacious and take effect are semantically related in work topic. You can use "Be efficacious" instead a verb phrase "Take effect".
Mutual synonyms
Cite this Source
Take effect and Be efficacious. (2016). Retrieved 2026, July 22, from https://thesaurus.plus/related/be_efficacious/take_effect
Be efficacious & Take effect. N.p., 2016. Web. 22 Jul. 2026. <https://thesaurus.plus/related/be_efficacious/take_effect>.
Take effect or Be efficacious. 2016. Accessed July 22, 2026. https://thesaurus.plus/related/be_efficacious/take_effect.
Google Ngram Viewer shows how "be efficacious" and "take effect" have occurred on timeline