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efficacies
noun as in efficiency; productiveness
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Example Sentences
That these two are different will easily be clear to anyone who passes in review their respective efficacies.
From Project Gutenberg
In silence and secrecy thought has been working, and the benignant efficacies of concealment speak for themselves.
From Project Gutenberg
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On this page you'll find 39 synonyms, antonyms, and words related to efficacies, such as: adequacy, effectiveness, competence, virtue, potency, and vigor.
From Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the Philip Lief Group.
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