Related Clues:

• Sound at a fun house
• Highest-ranking, in some hierarchies
• Kind of radioactive particle
• Bet start?
• Recover from a sprint
• Pant
• Hand-over-mouth reaction
• Show astonishment
• First in a series
• ___ male (top dog)
• Main male
• Omega's antithesis
• Breathe with difficulty
• React in horror
• Dominant