Related Clues:

• "Hmm ..."
• "Ah, gotcha"
• "Oh, OK"
• "Mm-hmm ..."
• [Nodding]
• "All right, cool"
• "Now it's clear"
• "Hmm, OK"
• "Understood"
• ''It is frightening what __ in my head'': Monet
• “So that’s what you mean”
• Admission of enlightenment
• Clear indication?
• 'Ah, of course'
• "Ah, of course"