Mission Alert: Viper Attack

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Across
  1. 1. Push (someone or something) roughly.
  2. 3. Inform someone in advance of a possible danger
  3. 4. Strike hard and violently
  4. 7. Feeling or showing surprise
  5. 8. At a fast speed; rapidly
Down
  1. 2. An opening, such as a door, passage, or gate, that allows access to a place.
  2. 5. Shake slightly and uncontrollably as a result of being cold, frightened, or excited.
  3. 6. Pounding or throbbing in a heavy, continuous way.
  4. 9. A place from which to keep watch or view the landscape.