1. A fragment of metal rubbed off by the use of a file

Type of: filing

• blueprint
• blueprint paper
• blues
• bluestem
• bluestem wheatgrass
• bluestocking
• bluestone
• bluesy
• bluet
• bluethroat
• bluethroat pikeblenny
• bluetick
• bluetongue
• Bluetooth
• blueweed
• bluewing
• bluey
• bluff
• bluff out
• bluffer
• bluffly
• bluffness
• bluing
• bluish
• bluish black