Related Clues:
- Shell - sign of a pilgrim
- Secretive person - mollusc
- Mollusc
- Large bivalve
- Bivalve with radiating ridges on shell
- Bivalve with fan-shaped shell
- Shellfish - secretive type
- Shellfish - secretive person
- Tightly closed shellfish
- Shellfish — badge worn by pilgrims to Santiago de Compostela
- Happy mollusk
- Chowder tidbit
- Blabber's opposite
- Dollar, so to speak
- Tight-lipped sort