Related Clues:

• 'Okay'
• ''Yup!''
• Nod's verbal equivalent
• ''Yep!''
• "I'm still listening" comment
• 'For sure'
• ''Yep''
• "Well, go on ..."
• 'Yup'
• Compliant sound
• "I see"
• "Suuure ..."
• "Yep"
• ''Yeah''
• Informal approval