Related Clues:

• Send
• Klutz's utterance
• Unwelcome word at an antique shop
• Incite
• Kin of 'Uh-oh!'
• So
• Attack dog command
• Command to Fido
• 'Sorry 'bout that!'
• Butterfingers' remark
• Error indicator
• Order to attack, with 'on'
• Set a setter (on)
• Canine command
• Cry over spilled milk