Related Clues:

• Subtle 'Listen up'
• Subtle "Listen up"
• Quieter "Over here!"
• "Ahem"
• Head-turning whisper
• ''Hey, you!'' whisper
• ''Hey, buddy!''
• Cousin of ''ahem''
• "Ahem!" kin
• Spitty nudge
• Hissed 'Hey!'
• Furtive 'Hey you!'
• Furtive 'Hey!'
• Subtle 'Over here!'
• "Hey, there" kin