quackish

/ˈkwækɪʃ/
adjective
  1. Resembling or characteristic of a quack (a person who falsely claims medical skill); fake, fraudulent, or unscientific in a medical or professional context.
    • I ignored the quackish advice and went to a licensed physician.
    • Her quackish methods convinced many people but fooled no real scientists.
    • The quackish doctor sold bottles of colored water as a cure for arthritis.
Antonyms
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