Related Clues:
- Metaphor for forgetfulness
- Fog's kin
- Metaphor for confusion
- Fumes over manuscript and score that's a self-inflicted problem
- Cityscape obscurer
- Bad city air
- The Great ____ of 1952 killed many Londoners
- Unhealthful haze
- Niagara Falls ambience
- Dampen, as a houseplant
- Spray that's dropped picked up
- Beijing environmental problem
- Mental haze
- Air Quality Index factor
- London forecast, often