cauk or cawk /kök/

1. Chalk (dialect)
2. Barytes in platy crystals

• proverbing
• proverbs
• provers
• proves
• proviant
• proviants
• providable
• provide
• provided
• provided school
• provided schools
• providence
• providences
• provident
• providential
• providentially
• providently
• provident society
• provider
• providers
• rapid-fire
• rapidities
• rapidity
• rapidly
• rapidness