Possible Clues:

• 'That's absolute in the manner of 18 down, perhaps (7)'
• Altogether
• Absolutely, completely
• Completely, say, before Lily loses heart
• Completely turning turtle on the fourth of July?
• Caesar's words to Brutus turned the lines completely
• With space, 11 24 across's say, extremely lovely house and home
• Quite articulate? Only 50%
• The absolute way to start to speak
• Liberal assembly ultimately supporting state? Absolutely