Related Clues:

• Allowing entry and exit
• Not shut or secret
• Not closed or obstructed
• Not covered
• Frank, candid
• 'Frank, not secret (4)'
• Not close to getting around the writer
• Nothing not so close to the writer
• Not close around the writer
• Not close to round one of what needs 12 across (4)
• If 15 across is not close, it's this if one gets around to writing with it
• Not close to the start of 11 across
• Round the enclosure it's not close
• Not close round the enclosure
• Not close to having nothing to write with