Portmanteaus

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Across
  1. 1. smoke + fog
  2. 5. store + cache
  3. 6. electricity + execute
  4. 8. dumb + confound
  5. 10. motor + pedal
  6. 11. hazardous + material
Down
  1. 1. sheep + herder
  2. 2. scatter + wander
  3. 3. picture + element
  4. 4. Elbridge Gerry + salamander
  5. 7. motor + hotel
  6. 9. biology + electronic