Uneffective and Utile

Uneffective

Uneffective adjective - Not producing an intended effect.

Utile is an antonym for uneffective.

Utile

Utile adjective - Being of use or service.

Uneffective is an antonym for utile.
Cite this Source
Utile and Uneffective. (2016). Retrieved 2026, August 14, from https://thesaurus.plus/related/uneffective/utile
Uneffective & Utile. N.p., 2016. Web. 14 Aug. 2026. <https://thesaurus.plus/related/uneffective/utile>.
Utile or Uneffective. 2016. Accessed August 14, 2026. https://thesaurus.plus/related/uneffective/utile.
Google Ngram Viewer shows how "uneffective" and "utile" have occurred on timeline