buhrstone, also burrstone /bûrˈstōn/

1. A variety of quartz, containing many small empty cells, which give it a roughness of surface particularly adapted for millstones
2. A millstone made of this

• withheld
• withhold
• withholden
• withholder
• withholders
• withholding
• withholding tax
• withholding taxes
• withholdment
• withholdments
• withholds
• withier
• withies
• withiest
• within
• within an ace of
• within an inch of
• within an inch of someone's life
• within arm's reach
• within call
• within cooee
• within cry of
• withing
• within land
• within limits