Compounds of 界

• 界
  (n) (1) (biological) kingdom
  (2) erathem (rock layer corresponding to the era in which it was deposited)
  (3) partition of land
  (suf) (4) the world of (some category)
• 界
  (n) border
  boundary
  mental state
• 亜界
  (n) (biological) subkingdom
• 異界
  (n) spirit world
  underworld
  the next world
• 医界
  (n) medical world
• 下界
  (n) lower bound
• 下界
  (n) (1) this world
  the earth
  hades
  the nether world
  (2) lower bound
  (P)
• 界隈
  (n) neighborhood
  neighbourhood
• 界標
  (n) boundary mark (on land or water)
• 界面
  (n,adj-no) interface
• 界雷
  (n) frontal thunderstorm
• 外界
  (n,adj-no) physical world
  the externals
  (P)
• 外界
  (n,adj-no) physical world
  the externals
• 各界
  (n) each field
  various circles
• 各界
  (n) each field
  various circles
• 角界
  (n) the world of Sumo
  (P)
• 角界
  (n) the world of Sumo
• 学界
  (n) academic or scientific world
  (P)
• 楽界
  (n) musical world
• 官界
  (n) bureaucracy
  (P)
• 眼界
  (n) range of vision
  field of vision
• 棋界
  (n) the go (shogi) world
  shogi circles
• 球界
  (n) the baseball world
  (P)
• 境界
  (n) boundary
  (P)
• 業界
  (n) industry
  business
  (P)
• 苦界
  (n) (1) (Buddh) world of suffering
  (2) life of prostitution
• 劇界
  (n) the stage
  theatrical world
• 結界
  (n) barrier (often spiritual or magical)
• 顕界
  (n) this world
  present world (as opposed to the realm of the dead)
• 限界
  (n,adj-no) limit
  bound
  (P)