Efficacious and Unsettled
Related words
Efficacious
Efficacious adjective - Producing or capable of producing a desired result.
Unsettled and efficacious are semantically related. In some cases you can use "Unsettled" instead an adjective "Efficacious".
Unsettled
Unsettled adjective - Likely to change frequently, suddenly, or unexpectedly.
Efficacious and unsettled are semantically related. Sometimes you can use "Efficacious" instead an adjective "Unsettled".
Nearby Word: unsettling
Cite this Source
Unsettled and Efficacious. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/efficacious/unsettled
Efficacious & Unsettled. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/efficacious/unsettled>.
Unsettled or Efficacious. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/efficacious/unsettled.
Google Ngram Viewer shows how "efficacious" and "unsettled" have occurred on timeline