Ineffectual and Masterful

Opposite meaning words

Ineffectual adjective - Not producing the desired result.

Show all Definitions

Masterful is an antonym for ineffectual.

Nearby Words: ineffective, ineffectively

Masterful adjective - Accomplished with trained ability.

Usage example: a masterful performance of a difficult piece for the violin

Show all Definitions

Ineffectual is an antonym for masterful.

Cite this Source

Masterful and Ineffectual. (2016). Retrieved 2026, August 14, from https://thesaurus.plus/related/ineffectual/masterful

Ineffectual & Masterful. N.p., 2016. Web. 14 Aug. 2026. <https://thesaurus.plus/related/ineffectual/masterful>.

Masterful or Ineffectual. 2016. Accessed August 14, 2026. https://thesaurus.plus/related/ineffectual/masterful.

Google Ngram Viewer shows how "ineffectual" and "masterful" have occurred on timeline