Possible Clues:

• A number of years before part of the Bible becomes corrupt
• Ten years rent is only the half of it reflecting what's in moral decline
• Immoral
• In decline
• Publicity's suitable without being self-indulgent
• Licentious 10 years before arrival of good books
• Last month's publicity for hospital department in a state of decline
• Conservationists after some years showing moral turpitude
• Like calorie-laden desserts
• Immoral and indecent commercial