Thesaurus

inefficacy

noun

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The first known use of inefficacy was circa 1615

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Last Updated

24 Feb 2020

Cite this Entry

“Inefficacy.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/inefficacy. Accessed 8 Apr. 2020.

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