Italian

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Etymology

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From Late Latin inefficacia.

Noun

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inefficacia f (plural inefficacie)

  1. inefficacy, ineffectiveness
    Antonym: efficacia
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Further reading

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  • inefficacia in Treccani.it – Vocabolario Treccani on line, Istituto dell'Enciclopedia Italiana

Latin

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Adjective

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inefficācia

  1. nominative/accusative/vocative neuter plural of inefficāx

References

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