1. Surpassing in quality
   "top-grade ore"
   - high-grade, top-quality

See also: best

• Killarney fern
• killdeer
• killdeer plover
• killer
• killer bee
• killer cell
• killer T cell
• killer whale
• killick
• killifish
• killing
• killing field
• killing zone
• killingly
• killjoy
• killock
• kiln
• kiln-dried
• kilo
• kilobit
• kilobyte
• kilocalorie
• kilocycle
• kilocycle per second
• kilogram