Related Clues:

• [Oh, no!]
• First Greek letter
• "I don't believe it!" noise
• Sound frightened
• Inhale in shock
• Stunned sound
• Breathe with effort
• Inhale in horror
• Express shock or surprise
• Suffer from asthma
• Last ___
• Breathe hoarsely
• Recover from a sprint, perhaps
• Swimmer's sound
• Breathe convulsively