Antonyms of inefficaciousness from BoostVocab

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inefficaciousness

/,ɪnɛfə'keɪʃəsnɛs/

Synonyms of inefficaciousness Antonyms of inefficaciousness Examples of inefficaciousness Usage of inefficaciousness Parts of inefficaciousness Definition that contains inefficaciousness Words sounding like inefficaciousness Explanation of inefficaciousness

noun
a lack of efficacy
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Similar:

inefficacy

type of:
ineffectiveness ineffectuality ineffectualness

Antonyms of inefficaciousness

effectiveness efficacy efficacious