Possible Clues:

• It's risky, Clare ... do it yourself outside
• 'Risky, uncertain (5)'
• Far from a sure thing
• Is this risky for Reilly to give it up?
• Unpredictable, dangerous
• Dangerous
• Dangerous repairs nobody else takes on around church
• Far from certain
• Not assured at all
• It's not safe for old Reilly