muted

(verb) deaden (a sound or noise), especially by wrapping. Synonyms: muffle, mute, dull, damp, dampen, tone down.

(adj) in a softened tone. Synonyms: hushed, subdued, quiet. Examples: "Hushed voices." "Muted trumpets." "A subdued whisper." "A quiet reprimand."

(adj) being or made softer or less loud or clear. Synonyms: dull, muffled, softened. Examples: "The dull boom of distant breaking waves." "Muffled drums." "The muffled noises of the street." "Muted trumpets."