What is another word for inefficacious?

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Adjective Not producing the desired effect ineffective unsuccessful futile abortive unproductive fruitless ineffectual unavailing unprofitable useless profitless vain bootless inefficient non-successful worthless failed feeble idle inadequate inept purposeless barren counterproductive empty feckless hamstrung inexpedient lame otiose weak inutile unfructuous anticlimactic defeasible forceless impotent incompetent indecisive inferior innocuous inoperative invertebrate limited neutralisedUK neutralizedUS nugatory null paltry powerless spineless unable unfruitful void withered to no effect null and void “Then I just started wittering in a pretty inefficacious way at the Carribean customer service woman.” Find more words! 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Sentences with the word inefficacious What is the meaning of the word inefficacious? Words that rhyme with inefficacious What is the adverb for inefficacious? What is the noun for inefficacious? Use our Synonym Finder Watch and Learn Nearby Words inefficaciously inefficacy inefficiencies inefficiency inefficient inefficiently inefficacies ineffectualness ineffectually ineffectuality ineffectual in effect only 13-letter Words Starting With i in ine inef ineff ineffi ineffic ineffica inefficac inefficaci inefficacio