Deficient and Failing

Related words

Deficient adjective - Lacking some necessary part.

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Failing and deficient are semantically related In some cases you can use "Failing" instead an adjective "Deficient".

Nearby Words: deficiency, deficit, deficiently

Failing adjective - Below acceptable in performance.

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Deficient and failing are semantically related in weak topic. You can use "Deficient" instead an adjective "Failing".

Nearby Words: fail, failure, failed

Cite this Source

Failing and Deficient. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/deficient/failing

Deficient & Failing. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/deficient/failing>.

Failing or Deficient. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/deficient/failing.

Google Ngram Viewer shows how "deficient" and "failing" have occurred on timeline