Related Clues:

• More than conjecture
• Aver — maintain
• State clearly
• Declare solemnly to be true
• That's the case of a priest turning up
• Emphatically state
• Strongly say it's so
• Assert firmly
• Put forth without proof
• Claim with conviction
• Member in liquor, say
• Announce assuredly
• State that it's so
• Make a definitive statement
• Say convincingly