Related Clues:

• One might fight to the last one
• Sudden intake
• [Oh ... my ... God!]
• Smile, e.g.
• Block a punch, e.g.
• Surprised response
• [Oh, no!]
• First Greek letter
• "I don't believe it!" noise
• Acknowledge a stimulus
• Sound frightened
• One maze terminal...
• Inhale in shock
• Not just sit there
• Be part of the opening lineup