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efficacious
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Harry Potter (#5) and the Order of the Phoenix
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efficacious
Used In
Harry Potter (#5) and the Order of the Phoenix
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  • These plants are most efficacious in the inflaming of the brain, and are therefore much used in Confusing and Befuddlement Draughts, where the wizard is desirous of producing hot-headedness and recklessness…
  • …of the braine, and are therefore much used in Confusing and Befuddlement Draughts, where the wizard is desirous of producing hot-headedness and recklessness… … Hermione said Sirius was becoming reckless cooped up in Grimmauld Place… … moste efficacious in the inflaming of the braine, and are therefore much used… … the Daily Prophet would think his brain was inflamed if they found out that he knew what Voldemort was feeling… … therefore much used in Confusing and Befuddlement Draughts……

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  • The drug is safe and efficacious.
  • He would weep for hours together, and I verily believe that to the very end this spoiled child of life thought his weak tears in some way efficacious.
    H.G. Wells  --  The War of the Worlds

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