Related Clues:

• Show disdain
• Curl up one's lip
• Expression of contempt
• Stable noise
• Villains do it, typically
• Contemptuous sound
• Make a villainous face
• Villain's visage
• Nasal laugh
• Utter a harrumph
• Emulate a horse, in a way
• Noisy exhalation
• Villainous glance
• Displeased expression
• Bull sound