Related Clues:

• Perhaps never knew the sound of this weed, maybe
• Was this at one time second-hand?
• There's nothing that's not new between you, me and the editor
• No W in to be X
• How to be an X with no W in it
• Not a new weed, perhaps
• Accustomed to put an end to 5 down
• Knew not, by the sound of it
• Not be an eleven that's not one, by the sound of it (6)
• Accustomed to being in employment
• Accustomed not to be new
• Sounds as if one never knew this
• There's no new way to grow accustomed to this
• No new weed?
• Never knew this, by the sound of it, just accustomed to it