4 nouns and an adj.

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Across
  1. 3. causing admiration because of being large, good, or skillful
  2. 4. clothes worn by an actor, dancer, or someone in a play, party, or festival
  3. 5. the sound of people clapping their hands to show approval or praise
Down
  1. 1. the act of doing a play, concert, dance, or other public show
  2. 2. a way of doing a particular task, especially one that involves skill or special knowledge