bort or boart /bört/

1. Diamond fragments or dust
2. A coarse diamond or crystalline form of carbon, used industrially for cutting or as an abrasive

• ambagious
• ambagitory
• amban
• ambans
• Ambarvalia
• ambassador
• ambassador-at-large
• ambassador extraordinary
• ambassadorial
• ambassador plenipotentiary
• ambassadors
• ambassadorship
• ambassadorships
• ambassadress
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• ambassage
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• ambassies
• ambassy
• ambatch
• ambatches
• amber
• AMBER alert
• AMBER alerts
• ambered