Related Clues:

• Does this cancel out the way in at the end?
• That may give the wrong buzzing impression about fifty-one
• Does this contradict that it might buzz around fifty-one?
• This will cancel out the barrier at last
• Invalid ate this?
• This will make nothing of what you've got to open at last
• By the age of ten one may contradict this (6)
• This will cancel it on the way in at last
• How one might begin to believe, though it might be something not be believed
• This might cancel entrance by the north-east
• Although once more you may disprove this
• This will make nothing of the entrance at last
• 'Make this invalid, ate it at last (6)'
• Get out of bed on board and expose it
• Run counter to