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

See also: best

• yokel
• yokel-like
• yokelish
• Yoko Ono
• oscillate
• oscillating
• oscillation
• oscillator
• Oscillatoriaceae
• oscillatory
• oscillogram
• oscillograph
• oscilloscope
• oscine
• oscine bird
• Oscines
• oscitance
• oscitancy
• oscitant
• oscitation
• Osco-Umbrian
• oscular
• osculate
• osculating circle
• osculation