Related Clues:

• Thin bark?
• Beginning for "sent" or "vent"
• Season starter?
• "Before," when before
• Common prefix
• Historic header
• Less threatening sound than 'grr'
• Recorded intro?
• Before: Pref.
• Prefix meaning "before"
• Sound at the pound
• Toy sound?
• Corgi comment
• Before, when before
• Tense beginning?