Possible Clues:

• To say nothing of the South you borrowed from me
• Like 4/5 of queue
• There's nothing to the loan I made at last, by the sound of it
• Uncommunicative
• Like William, is in retreat and advanced
• Omitting of mention, in contract-ese
• Christmas Eve was such a quiet night
• & 8 Across Len is stupidly tipsy round mid-morning in 17ac
• Is rising fast, still
• Mum may see son fast after Italy