Compounds of 上等

• 上等
  (adj-na,adj-no,n) superiority
  first-class
  very good
  (P)
• 上等品
  (n) first-class article
• 上等兵
  (n) private first-class (army)
  airman first class (air force)
  lance corporal (US Marines; Commonwealth military)
  seaman (navy)
• 上等兵曹
  (n) chief petty officer