Related Clues:

• First, as a name
• Like presents
• Assumed as fact
• Presented
• No longer in doubt
• Football film ''Any ___ Sunday''
• Marked with a 'QED'
• Accepted fact
• Verified
• Shown as true
• Shown to be true
• Assumed premise
• Prone (to)
• Like an ironclad case
• Presumption, in math