Related Clues:

• Conversational filler
• 'So that's it'
• 'Well, ___!'
• 'How obvious!'
• ''Obviously!''
• 'Aha'
• ''Well, that's obvious!''
• 'O-o-oh'
• Stupid response
• Therapist's reply
• "Of course"
• Start of a crystal gazer's statement
• Snerd word
• "Ah"
• 'Got it now'