Related Clues:

• It's to make it hard that one lets it go up on the wall
• This will make it hard to have this high on hte wall by the sound of it
• What you'd never do in 29 across is sound like 30 across
• TUH's close to this
• Lets out the sound of it, however hard it gets
• Close to tuh's
• It's hard to get so cold as to sound as if one was in the building
• Close to 23 across
• By the sound of it, allows one to take liberties when it's not so hot
• Make nothing of this, by the sound of it
• By the sound of it, lets out that it'll get hard
• Start to let out that it's hard get so cold
• 'Sets at liberty, by the sound of it, in so cold a way (6)'
• 'Button your lip!'
• Pursuer's command