Related Clues:

• Give both of them a shove with the tongue?
• A seaman, all by himself, may retire into his shell
• Might the seaman by himself be the equal of Shelley, perhaps, by the sound of it?
• The sort of seafood that the seaman got all by himself
• Might the graduate turn up and come out of his shell all by himself?
• AB retired into his shell for solitary
• After half a century I am such a sticky little pet
• Even after half a century I am such a sticky little dear
• The sticker is not stiff to start with
• After half a century I am sticky little dear
• That takes the stick to everything
• A graduate by himself does not come out of his shell
• Following fifty I am a dear little sticker
• By the sound of it, hobble to it and stick to it
• Source of iridescent buttons