muted
1. [ adjective ] in a softened tone
Synonyms: subdued quiet hushed
Examples:

"hushed voices" "muted trumpets" "a subdued whisper" "a quiet reprimand"

Related terms: soft
2. [ adjective ] being or made softer or less loud or clear
Synonyms: muffled dull softened
Examples:

"the dull boom of distant breaking waves" "muffled drums" "the muffled noises of the street" "muted trumpets"

Related terms: soft
Similar spelling:   mutate
  muddied