verb (v)

• smother or suppress(verb.change)

  Synonym:
  stifle
  Antonym:
  excite, stimulate
  

  source: wordnet30
• make moist(verb.change)

  Synonym:
  moisten, wash
  

  source: wordnet30
• deaden (a sound or noise), especially by wrapping(verb.perception)

  Synonym:
  damp, dull, muffle, mute, tone down
  

  source: wordnet30
• reduce the amplitude (of oscillations or waves)(verb.change)

  source: wordnet30
• make vague or obscure or make (an image) less visible(verb.change)

  Synonym:
  damp, deaden
  

  source: wordnet30
• check; keep in check (a fire)(verb.change)

  source: wordnet30
• lessen in force or effect(verb.change)

  Synonym:
  break, damp, soften, weaken
  

  source: wordnet30
• To make damp or moist; to make slightly wet.(verb)

  source: webster1913
• To become damp; to deaden.(verb)

  source: webster1913