Related Clues:

• Obscures, in a way, with "up"
• Becomes hazy
• Gets darker
• Smooshes together, as an image
• Grows hazy
• Clouds up
• Hazy mental states
• Clouds (up)
• Lowers, in a way
• Loses light
• Makes less bright
• Visibility reducers
• Adjusts for romantic effect, as lights
• Goes to low beam
• They may roll in