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specious vs. spurious

[spee-shuhs] / ˈspi ʃəs /

adjective

  1. apparently good or right though lacking real merit; superficially pleasing or plausible.

    specious arguments.

    Antonyms:
    genuine
  2. pleasing to the eye but deceptive.

    Synonyms:
    misleading, false
    Antonyms:
    genuine
  3. Obsolete. pleasing to the eye; fair.

[spyoor-ee-uhs] / ˈspyʊər i əs /

adjective

  1. not genuine, authentic, or true; not from the claimed, pretended, or proper source; counterfeit.

    Synonyms:
    deceitful, meretricious, phony, feigned, mock, bogus, sham, false
    Antonyms:
    genuine
  2. Biology. (of two or more parts, plants, etc.) having a similar appearance but a different structure.

  3. of illegitimate birth; bastard.