Related Clues:

• Omit or shut out
• 'Prevent, forestall (8)'
• Keep away from an open space
• Keep out of the former confused duel of the century
• Keep away from space
• If you're so keen to get round about it, don't touch it (5)
• Keep away from an open space like this
• Steer clear of so big a hole
• Don't fall for it - there's nothing in it
• Keep clear of a place that's largely empty
• Sounds as if the clue to this was made beforehand
• 'If it's a huge hole, keep clear of it (5)'
• Steer clear of such a big hole
• Keep away from a vacuum
• Beg the question in a vacuum