Related Clues:

• 'For real?'
• In actuality
• On the square
• 'For sure?'
• Straight up
• Upstanding
• Like some mistakes
• “I kid you not!”
• Trustworthy
• 'Truth!'
• 'I mean it!'
• In fact
• "No kidding!"
• 'Honest!'
• "So help me!"