dampen

verb ! Definition from WordNet 3.1, Princeton University. Pronunciation from Wiktionary, via Kaikki.org. More about dampen at Wordnik → Where our words come from →

1. Suppress or constrain so as to lessen in intensity.

   Stifle your curiosity

2. Make moist.

   The dew moistened the meadows

3. Deaden (a sound or noise), especially by wrapping.