Related Clues:

• Greeting for a villain
• Water torture?
• React to a bad performance?
• Wimp
• Tap problem
• Socially challenged sort
• Villain's reception
• Plumber's challenge
• Snake's sibilant sound
• Angry cat sound
• Disapproving sound
• Cat's ''Back off!''
• Sign of hostility
• Icicle former
• ___ coffee