Related Clues:

• "That's the ___ of my worries!"
• Absolute minimum
• "That's the ___ of my worries"
• Smallest, slightest
• Phrase used to express admiration — lesson (anag)
• LCD component
• "It's the ___ you can do"
• Steal (anag)
• Hardly the most
• Smallest in magnitude
• Treat mac in chlorate for waterproof fabric
• Obstruction got around as superlatively small
• Votes against euros finally, holding pound as important
• Extract of phenol essence indeed!
• Smallest (in amount)