Possible Clues:

• Is Sidney turning without trouble? Well, no
• Is comfort at last enough to make one sick of it?
• Is it comfortable to cut the top off? Well, it's not
• Perish crossing the oceans - but what from?
• Comfort at last? Well, no
• Make comfortable after Diana's illness
• Does Sidney turn to this for comfort? Well, no
• Infection in deep waters to croak about
• Well, it's not for the inspector's comfort
• Is comfort not well to the end of this?