Word familyadjectivediamondeddiamondiferousnoundiamond anniversarydiamondbackdiamond jubileediamond
ˌrough ˈdiamond noun [countableC]
British EnglishBrE informalKIND someone who seems rude, rough, or unfriendly, but is actually nice and generous 外粗内秀的人SYN American English diamond in the rough