Related Clues:

• "Interesting"
• “I dunno”
• "Wait, it'll come to me in a second" sound
• “I wonder...”
• What you might say after reading a tricky crossword clue
• 'I dunno ...'
• Consideration exclamation
• 'Not a clue'
• 'I'm baffled'
• Utterance while chewing on a pencil
• 'I wonder what it could be ...'
• ''Now, that cookie was sitting right here a minute ago''
• "Lemme think ..."
• Contemplation exclamation
• ''Wait a second while I think and tap my finger on my chin''