Related Clues:

• Admitting less light
• Lighter in color
• Controller for mood lighting
• Thicker-witted
• Less sparse
• More stupid or mute
• Lighter in colour
• In slang, less intelligent
• Not so bright or harsh
• Hullo, straight home!
• It's more than a bit of thick to have a buck around the poles like this
• Ride around a couple of thousand if there's less light
• More able to bore, being so comparatively blunt
• Not so bright to ride about a couple of thousand
• Not so light