Related Clues:

• Thick, like fog
• Occupied vehicle comes to three-way junction
• Like the bilge in a Shaw play?
• Thick wooded valley around the point
• Several rooms with one key? Stupid!
• A quarter remains almost submerged
• Overrunning when heated
• Not very bright — needs to be properly organised
• Dim woman lacks ego
• Needs to be close
• Police officer is engaged
• Sitting astride horse, say, with lots of people about
• Densely inhabited
• Compressed - obtuse
• Tightly packed - stupid