hathatósságnoun
    1. efficiency
      USA: ʌ·fɪ'ʃʌ·nsiː· UK: ɪfɪʃnsiː
    1. efficaciousness
      UK: efɪkeɪʃəsnəs
    1. cogency
      USA: koʊ'ʤʌ·nsiː· UK: koʊʤənsiː
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