Related Clues:

• Cloud
• Smog
• Run pledges through the gantlet, say
• Visibility reducer
• Confusion
• See 9-Down
• Dreamy state
• Cause of low visibility
• Fog
• ''Purple ---'' (rock classic)
• Part of a summer forecast
• Film
• Mist
• Befuddled state
• Smog, e.g.