Related Clues:

• Affirm confidently
• State with assurance
• Agree (to)
• State plainly
• Give the thumbs-up
• Declare as true
• Say it isn't faux
• Make an assertion
• Declare to be true
• Say for the record
• Declare affirmatively
• Attest
• State absolutely
• Not just surmise
• Speak positively