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inefficacy

Noun

Meaning

Want of power to produce the desired or proper effect; inefficiency; ineffectualness; futility; uselessness; fruitlessness; as, the inefficacy of medicines or means.

Source: Webster's dictionary

Synonyms

inefficaciousness failure inability disability deficiency ignorance incompetence vanity futility disqualification emptiness insufficiency incapacity inadequacy ineffectiveness
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Antonyms

efficacy galaxy power force influence efficiency
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Hypernyms

ineffectiveness ineffectuality ineffectualness

Examples

The infidelity of the Gentile world, and that more especially of men of rank and learning in it, is resolved into a principle which, in my judgment, will account for the inefficacy of any argument, or any evidence whatever, viz. William Paley

Political experience is political inefficacy. Emmanuel Macron

Close letter words and terms

inefficacious inefficaciously inefficaciousness inefficience inefficiency inefficient