Related Clues:

• Booms
• Cheers
• Bellows
• Gives a hoot
• Argues vehemently
• Screams
• 'Go, team, go!' and others
• Cheerleaders' practice
• Cries
• Attention getters
• Whoops
• Whoops and hollers
• Makes sure one is heard, maybe
• Resounds
• Shouts