Inefficacious and Otiose

Inefficacious

Inefficacious adjective - Producing no results.
Usage example: an inefficacious medication for a rare form of tuberculosis

Otiose and inefficacious are semantically related. In some cases you can use "Otiose" instead an adjective "Inefficacious".

Otiose

Otiose adjective - Producing no results.
Usage example: since you haven't read the book, I suppose that it would be otiose to inquire what you thought of it

Inefficacious and otiose are semantically related. Sometimes you can use "Inefficacious" instead an adjective "Otiose".
Cite this Source
Otiose and Inefficacious. (2016). Retrieved 2026, August 14, from https://thesaurus.plus/related/inefficacious/otiose
Inefficacious & Otiose. N.p., 2016. Web. 14 Aug. 2026. <https://thesaurus.plus/related/inefficacious/otiose>.
Otiose or Inefficacious. 2016. Accessed August 14, 2026. https://thesaurus.plus/related/inefficacious/otiose.
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