Related Clues:

• State positively
• State with authority
• 'I just had an idea!'
• Right to speak
• Swear to be the truth
• Make no bones about
• State for sure
• In a manner of speaking
• Swear up and down
• Maintain to be true
• Affirm as true
• Verbalize
• Openly admit
• State forcefully
• Declare confidently