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Difference between Pseudo and Quasi

Pseudo is a prefix meaning false, counterfeit, or deceptive. It requires a hyphen when joined to a proper noun.

  • The pseudoscience didn’t impress the potential investors.
  • The pseudo-European furniture, made in China, sold well.

Quasi is a prefix meaning resembling or in some manner. It is usually hyphenated.

  • The quasi-scientific literature presented little bona fide research.