Related Clues:

• Maintain - state
• Maintain - assert - allege
• Assert to be the case
• Solemnly declare
• Insist upon (rights etc)
• Swear had a right look in the asset
• Say with assurance
• Assert as a fact
• More than conjecture
• 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