4_5I

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Across
  1. 2. performing, involving, or adept at spectacular gymnastic feats.
  2. 5. establish or indicate who or what (someone or something) is.
  3. 6. induce (someone) to do something through reasoning or argument.
  4. 8. the process of scraping or wearing something away.
  5. 9. a jet or motor vehicle capable of flight
Down
  1. 1. expert skill or knowledge in a particular field.
  2. 3. form a theory or theories about something.
  3. 4. causing great wonder; extraordinary.
  4. 7. a set of principles underlying the work of a particular artist or artistic movement.