Related Clues:

• Bed occupant
• Hardly a big talker
• Grayish-white
• Tasty mollusk
• Gem holder, maybe
• One unwilling to talk
• Dollar, slangily
• The world, in metaphor
• Happy bivalve?
• Hangtown fry ingredient
• Off-white color
• Shellfish
• One disinclined to talk
• Bisque morsel, perhaps
• Source of an advantage, figuratively