BB or 2B

Very black (on lead pencils)

BB

Boys' Brigade

• lubber's lines
• lube
• lubfish
• lubfishes
• lubra
• lubras
• lubric
• lubrical
• lubricant
• lubricants
• lubricate
• lubricated
• lubricated water
• gazing
• gazing-stock
• gazogene
• gazogenes
• gazon
• gazons
• gazoo
• gazooka
• gazoon
• gazoons
• gazpacho
• gazpachos