Related Clues:

• Need-to-know ___
• Centre of inferior quality
• Underlying support for an idea
• Army installation
• Ignoble — HQ
• Singer tours one ground
• Where you're safe even if tagged
• Triangle's bottom
• Bit of blusher, without changing foundation
• Mess setting
• Politico's core supporters
• Ignoble; starting point
• Word before metal or instinct
• First, second or third, on the baseball field
• A batter's goal is to reach ___