Inefficacious
Inefficacious adjective - Producing no results.
Usage example: an inefficacious medication for a rare form of tuberculosis
Valueless and inefficacious are semantically related. In some cases you can use "Valueless" instead an adjective "Inefficacious".
Valueless
Valueless adjective - Having no usefulness.
Inefficacious and valueless are semantically related. Sometimes you can use "Inefficacious" instead an adjective "Valueless".
Nearby Word: value
Mutual synonyms
Related pairs
- empty and inefficacious
- empty and valueless
- worthless and inefficacious
- worthless and valueless
- inoperative and inefficacious
- inoperative and valueless
- barren and inefficacious
- barren and valueless
- idle and inefficacious
- idle and valueless
- ineffective and inefficacious
- ineffective and valueless
- vain and inefficacious
- vain and valueless
Cite this Source
Valueless and Inefficacious. (2016). Retrieved 2026, August 14, from https://thesaurus.plus/related/inefficacious/valueless
Inefficacious & Valueless. N.p., 2016. Web. 14 Aug. 2026. <https://thesaurus.plus/related/inefficacious/valueless>.
Valueless or Inefficacious. 2016. Accessed August 14, 2026. https://thesaurus.plus/related/inefficacious/valueless.
Google Ngram Viewer shows how "inefficacious" and "valueless" have occurred on timeline