burin /būˈrin/

1. A kind of chisel of tempered steel, used in copper engraving
2. The distinctive style of an engraver
3. A palaeolithic flint tool

• long whist
• long-winded
• long-windedly
• long-windedness
• longwise
• lonicera
• loniceras
• Lonrho
• Lonsdale belt
• loo
• loobier
• loobies
• loobiest
• loobily
• looby
• looed
• loof
• loofa
• loofah
• loofahs
• loofful
• looffuls
• loofs
• looing
• look