Compounds of 効

• 効
  (n) effect
  result
  worth
  use
  avail
• 効
  (n) efficacy
  benefit
  efficiency
  effect
  result
  success
• 偉効
  (n) great effect
• 奇効
  (n) remarkable effect
• 効き
  (n) effectiveness (esp. of drugs)
• 効く
  (v5k,vi) (1) to be effective
  to show effect
  (2) to do its work
  to carry out its function well
  (3) to be possible to use
  (P)
• 効果
  (n,adj-no) effect
  effectiveness
  efficacy
  result
  (P)
• 効験
  (n) efficacy
  effect
• 効能
  (n) effect
  efficacy
  virtue
  benefit
  (P)
• 効目
  (n) effect
  virtue
  efficacy
  impression
• 効用
  (n) use
  utility
  effect
  benefit
  (P)
• 効率
  (n) efficiency
  efficacy
  performance
  utility factor
  (P)
• 効力
  (n) effect
  efficacy
  validity
  potency
  (P)
• 時効
  (n) (1) statute of limitations
  lapse of rights after a period of time
  prescription
  (2) ageing
  aging
  (P)
• 失効
  (n,vs) lapse
  abatement
  invalidation
• 実効
  (n) practical effect
  efficacy
  efficiency
  (P)
• 奏効
  (n,vs) efficacy
• 即効
  (n) immediate effect
  instant effect
  (P)
• 速効
  (n) speedy effect
• 卓効
  (n) great efficiency
• 遅効
  (n) delayed effect
• 特効
  (n) of particular efficacy
• 発効
  (n,vs) coming into effect
  (P)
• 無効
  (adj-na,n,adj-no) invalid
  no effect
  unavailable
  illegal
  (P)
• 薬効
  (n) efficacy of a drug or medicine
• 有効
  (adj-na,n) validity
  legality
  availability
  effectiveness
  (P)
• 逆効果
  (n) backfire
  counterproductive
  opposite effect
  (P)
• 逆効果
  (n) backfire
  counterproductive
  opposite effect
• 効き目
  (n) effect
  virtue
  efficacy
  impression
  (P)
• 効果音
  (n) sound effect
  sound effects