Insufficiency and Lack


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Insufficiency noun – A falling short of an essential or desirable amount or number.
Usage example: dealt with the school's insufficiency of art supplies by buying materials out of her own pocket

Lack is a synonym for insufficiency in want topic. In some cases you can use "Lack" instead a noun "Insufficiency", when it comes to topics like amount, necessity, excess, shortage. popular alternative
Nearby Words: insufficient, insufficiently
Synonyms for Insufficiency


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Lack noun – The fact or state of being absent.
Usage example: the lack of news about the fate of the soldiers was frustrating

Insufficiency is a synonym for lack in deficiency topic. You can use "Insufficiency" instead a noun "Lack", if it concerns topics such as want, amount, excess, absence. popular alternative
Nearby Words: lacking, lacked
Synonyms for Lack

How words are described

severe severe insufficiency severe lack
apparent apparent insufficiency apparent lack
Cite this Source
Lack and Insufficiency. (2016). Retrieved 2021, February 28, from
Insufficiency & Lack. N.p., 2016. Web. 28 Feb. 2021. <>.
Lack or Insufficiency. 2016. Accessed February 28, 2021.

Synonyms for insufficiency
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Synonyms for lack
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Google Ngram Viewer shows how "insufficiency" and "lack" have occurred on timeline: