Related Clues:

• Slang sleep, literally described
• 'Red sky at . . . . ., shepherd's delight'
• It's not light
• Near to tea it's no light matter
• It's near the capital of Thailand, but keep it dark
• The thing is that this sort of headgear makes 2 down
• Near to being black tea?
• The thing is that it's no light matter
• That's no light matter to be so close to tea
• Sir, you sound black
• Just a wink of sleep
• Near the beginning of 27 across or the finish of 30 across
• After today one will get almost a little tea
• See 13 across
• Is the tea near to being so dark as that?