1. Inclined to secrecy or reticence about divulging information
   - close, closelipped, secretive, tightlipped

See also: incommunicative, uncommunicative

• rib roast
• rib-tickling
• ribald
• ribaldry
• riband
• ribavirin
• ribband
• ribbed
• ribbed toad
• ribbed vault
• ribber
• ribbing
• ribbon
• ribbon development
• ribbon fern
• ribbon grass
• ribbon snake
• ribbon tree
• ribbon worm
• ribbon-leaved water plantain
• ribbon-shaped
• ribbonfish
• ribbonlike
• ribbonwood
• ribbony