Compounds of 不

• 性機能不全
  (n) sexual dysfunction
• 前方不注意
  (exp) you're not watching where you're going!
• 相反則不軌
  (n) reciprocity failure
• 多臓器不全
  (n) multiple organ failure
• 体の不自由
  (exp,adj-na) disabled
  handicapped
• 内政不干渉
  (n) non-intervention in the domestic affairs of another nation
• 必要不可欠
  (n,adj-na) essential
  indispensable
  imperative
  necessary
  compelling, vital, critical
• 不安神経症
  (n) anxiety neurosis
  aporio-neurosis
• 不安定状態
  (n) (comp) unstable state
  metastable state
  quasistable state
• 不意をつく
  (exp,v5k) to take by surprise
• 不意を衝く
  (exp,v5k) to take by surprise
• 不意を打つ
  (exp) to take (a person) unawares
  to make a surprise attack
• 不意を討つ
  (exp) to take (a person) unawares
  to make a surprise attack
• 不意を突く
  (exp,v5k) to take by surprise
• 不可逆圧縮
  (n) (comp) lossy compression
• 不可算名詞
  (n) (ling) uncountable noun
• 不可視光線
  (n) invisible ray
• 不可触賎民
  (n) untouchable (of India's caste system)
• 不可触賤民
  (n) untouchable (of India's caste system)
• 不可侵条約
  (n) non-aggression pact
  non-aggression treaty
• 不可知論者
  (n) agnostic
• 不可能選択
  (n) unavailable choice
• 不確定判定
  (n) (comp) inconclusive (verdict)
• 不覚の一投
  (n) pitcher's misjudgment (misjudgement)
• 不覚を取る
  (exp) to suffer a defeat
• 不活性ガス
  (n) inert gas
• 不完全競争
  (n) imperfect competition
• 不完全菌類
  (n) Deuteromycota
  fungi imperfecti
  mitosporic fungi
  anamorphic fungi
• 不完全雇用
  (n) underemployment
• 不完全燃焼
  (n,vs) incomplete combustion