Deficiently and Impeccably
Opposite meaning words
Deficiently
Deficiently adverb - In an unsatisfactory way.
Impeccably is an antonym for deficiently.
Nearby Words: deficient, deficiency
Impeccably
Impeccably adverb - Without any flaws or errors.
Usage example: he speaks French impeccably
Deficiently is an antonym for impeccably.
Nearby Words: impeccable, impeccability
Cite this Source
Impeccably and Deficiently. (2016). Retrieved 2026, August 15, from https://thesaurus.plus/related/deficiently/impeccably
Deficiently & Impeccably. N.p., 2016. Web. 15 Aug. 2026. <https://thesaurus.plus/related/deficiently/impeccably>.
Impeccably or Deficiently. 2016. Accessed August 15, 2026. https://thesaurus.plus/related/deficiently/impeccably.
Google Ngram Viewer shows how "deficiently" and "impeccably" have occurred on timeline