English to English

verb (v)

• deaden (a sound or noise), especially by wrapping

  menghilangkan (suara atau kebisingan) , terutama oleh bungkus

  Synonym:
  damp, dampen, dull, muffle, mute
  

  source: wordnet30
• make less strong or intense; soften

  membuat kurang kuat atau intens; lembut

  Example:
  Tone down that aggressive letter.
  

  Synonym:
  moderate, tame
  

  source: wordnet30