Attenuated
Attenuated adjective - Reduced in strength.
Deficient and attenuated are semantically related. In some cases you can use "Deficient" instead an adjective "Attenuated".
Deficient
Deficient adjective - Lacking some necessary part.
Attenuated and deficient are semantically related. Sometimes you can use "Attenuated" instead an adjective "Deficient".
Cite this Source
Deficient and Attenuated. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/attenuated/deficient
Attenuated & Deficient. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/attenuated/deficient>.
Deficient or Attenuated. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/attenuated/deficient.
Google Ngram Viewer shows how "attenuated" and "deficient" have occurred on timeline