WOW words, English III

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Across
  1. 2. an extreme form of skepticism that denies that existence is real
  2. 4. of uniform structure or composition
  3. 5. leadership or dominance, especially by one country or social group over others
Down
  1. 1. insert (something of a different nature) into something else
  2. 3. the vocabulary of a person, language, or branch of knowledge